Rounding to the Nearest 10 - Worksheet | Teach Starter - Free Printable
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Step-by-step solution for: Rounding to the Nearest 10 - Worksheet | Teach Starter
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Show Answer Key & Explanations
Step-by-step solution for: Rounding to the Nearest 10 - Worksheet | Teach Starter
Let’s solve this step by step.
We need to round each fish number to the nearest 10, then match it to the bowl with that rounded number.
Here are the fish numbers we can see:
- 44
- 8
- 68
- 29
And the bowls have these numbers:
- 70
- 40
- 20
- 10
- (There’s also a 50 bowl partially visible — but since no fish rounds to 50 in our list, we’ll ignore it for now.)
---
Step 1: Round 44 to the nearest 10.
- 44 is between 40 and 50.
- It’s closer to 40 (because 44 - 40 = 4, and 50 - 44 = 6).
→ So, 44 rounds to 40
Step 2: Round 8 to the nearest 10.
- 8 is between 0 and 10.
- It’s closer to 10 (because 10 - 8 = 2, and 8 - 0 = 8).
→ So, 8 rounds to 10
Step 3: Round 68 to the nearest 10.
- 68 is between 60 and 70.
- It’s closer to 70 (because 70 - 68 = 2, and 68 - 60 = 8).
→ So, 68 rounds to 70
Step 4: Round 29 to the nearest 10.
- 29 is between 20 and 30.
- It’s closer to 30? Wait — let’s check: 30 - 29 = 1, and 29 - 20 = 9 → so yes, closer to 30.
BUT — wait! Look at the bowls. There’s no 30 bowl shown. The bowls are: 70, 40, 20, 10, and maybe 50.
Hold on — did I miss something?
Looking again at the image description: the bowls shown are labeled 70, 40, 20, 10, and one more that looks like 50 (partially cut off). But 29 rounds to 30 — which isn’t among the bowls.
Wait — perhaps I made a mistake? Let me double-check rounding rules.
Rounding rule: If the ones digit is 5 or more, round up. If less than 5, round down.
So:
- 44 → ones digit is 4 → round down → 40 ✔
- 8 → ones digit is 8 → round up → 10 ✔
- 68 → ones digit is 8 → round up → 70 ✔
- 29 → ones digit is 9 → round up → 30 ✘ — but there’s no 30 bowl.
Hmm. Maybe the worksheet expects us to use only the bowls shown? Or maybe I misread the fish?
Wait — looking back: the user said “these fish need to be returned to their bowls” — and listed fish: 44, 8, 68, 29. And bowls: 70, 40, 20, 10, and possibly 50.
But 29 should go to 30 — which isn’t there. Unless... is there a typo? Or maybe I missed a fish?
Wait — perhaps the last fish is not 29? Let me recheck the original problem.
Actually, in the image description, it says:
Fish: 44, 8, 68, 29
Bowls: 70, 40, 20, 10, and one that looks like 50 (but cut off).
But 29 doesn't match any bowl if we round correctly.
Unless... maybe the worksheet has a mistake? Or perhaps I’m supposed to round 29 to 30 and assume there’s a 30 bowl even if it’s not fully visible?
Wait — let’s look again at the bowl labels as described:
“bowls have these numbers: 70, 40, 20, 10, and one more that looks like 50”
But 29 rounds to 30 — not 50.
Alternatively — maybe the fish labeled “29” is actually “20”? No, the user wrote 29.
Perhaps the bowl labeled “20” is meant for 29? But that would be incorrect rounding.
Wait — let’s think differently. Maybe the student is expected to round and match even if the exact bowl isn’t there? But that doesn’t make sense.
Another possibility: maybe I miscounted the fish. Let’s list them again from the image description:
Fish shown:
- Top left: 44
- Below that: 68
- Middle: 8
- Bottom middle: 29
That’s four fish.
Bowls shown:
- Top right: 40
- Below that: 10
- Left side: 70
- Below that: 20
- Bottom right: 50 (partially visible)
So five bowls, but only four fish? That makes sense — one bowl might be extra.
Now, let’s map:
- 44 → 40
- 8 → 10
- 68 → 70
- 29 → 30 — but no 30 bowl.
Wait — unless the bowl labeled “20” is a trick? Or perhaps 29 is meant to go to 30, and the 50 bowl is irrelevant.
But the instruction says: “match the correct fish with the correct bowl” — implying each fish has a matching bowl.
Perhaps I made an error in rounding 29? Let me confirm:
29: tens digit is 2, ones digit is 9 → since 9 ≥ 5, we round up → 30.
Yes, that’s correct.
But there’s no 30 bowl. Unless... is the bowl labeled “20” actually “30”? In the image description, it says “20”, but maybe it’s misread?
Looking back at the user’s text: “bowls have these numbers: 70, 40, 20, 10, and one more that looks like 50”
It explicitly says “20”.
This is confusing.
Wait — perhaps the fish labeled “29” is supposed to be matched to “30”, and the worksheet assumes there is a 30 bowl even if not fully visible? Or maybe it’s a test to see if students know 29 rounds to 30, and they should draw a line to where 30 would be?
But the bowls are drawn with numbers inside — so probably all bowls are labeled.
Another idea: maybe the last bowl is not 50, but 30? The user said “looks like 50” — perhaps it’s 30?
In many fonts, 3 and 5 can look similar if cut off.
Let me assume that the bottom-right bowl is actually 30, not 50. That would make sense.
Because:
- 44 → 40
- 8 → 10
- 68 → 70
- 29 → 30
And bowls: 70, 40, 20, 10, 30 — perfect match.
The bowl labeled “20” might be a distractor, or perhaps there’s another fish not mentioned? But the user only listed four fish.
Wait — in the image, there might be a fifth fish? The user didn’t mention it, but in the description, it says “fish” plural, and lists four, but perhaps there’s a fifth.
Looking back: “These fish need to be returned...” and shows several fish. In the text, it says:
“Fish: 44, 8, 68, 29” — that’s four.
But bowls: five are mentioned.
Perhaps the 20 bowl is for a fish that rounds to 20, like 15-24.
Is there a fish like 22 or 18? Not listed.
Unless... the fish labeled “8” could be misinterpreted? No.
Another thought: maybe “29” is a typo, and it’s “22” or “18”? But we have to work with what’s given.
Perhaps in the context of the worksheet, they expect 29 to round to 30, and the bowl is there — so I’ll proceed with that assumption.
So, final matching:
- Fish 44 → Bowl 40
- Fish 8 → Bowl 10
- Fish 68 → Bowl 70
- Fish 29 → Bowl 30 (assuming the partially visible bowl is 30, not 50)
If the bowl is indeed 50, then 29 doesn’t match any, which is unlikely for a worksheet.
Given that, I think it’s safe to assume the last bowl is 30.
So, the matches are:
44 — 40
8 — 10
68 — 70
29 — 30
And the 20 bowl is unused, or perhaps there’s another fish not mentioned, but based on given info, this is it.
Final Answer:
- 44 connects to 40
- 8 connects to 10
- 68 connects to 70
- 29 connects to 30
We need to round each fish number to the nearest 10, then match it to the bowl with that rounded number.
Here are the fish numbers we can see:
- 44
- 8
- 68
- 29
And the bowls have these numbers:
- 70
- 40
- 20
- 10
- (There’s also a 50 bowl partially visible — but since no fish rounds to 50 in our list, we’ll ignore it for now.)
---
Step 1: Round 44 to the nearest 10.
- 44 is between 40 and 50.
- It’s closer to 40 (because 44 - 40 = 4, and 50 - 44 = 6).
→ So, 44 rounds to 40
Step 2: Round 8 to the nearest 10.
- 8 is between 0 and 10.
- It’s closer to 10 (because 10 - 8 = 2, and 8 - 0 = 8).
→ So, 8 rounds to 10
Step 3: Round 68 to the nearest 10.
- 68 is between 60 and 70.
- It’s closer to 70 (because 70 - 68 = 2, and 68 - 60 = 8).
→ So, 68 rounds to 70
Step 4: Round 29 to the nearest 10.
- 29 is between 20 and 30.
- It’s closer to 30? Wait — let’s check: 30 - 29 = 1, and 29 - 20 = 9 → so yes, closer to 30.
BUT — wait! Look at the bowls. There’s no 30 bowl shown. The bowls are: 70, 40, 20, 10, and maybe 50.
Hold on — did I miss something?
Looking again at the image description: the bowls shown are labeled 70, 40, 20, 10, and one more that looks like 50 (partially cut off). But 29 rounds to 30 — which isn’t among the bowls.
Wait — perhaps I made a mistake? Let me double-check rounding rules.
Rounding rule: If the ones digit is 5 or more, round up. If less than 5, round down.
So:
- 44 → ones digit is 4 → round down → 40 ✔
- 8 → ones digit is 8 → round up → 10 ✔
- 68 → ones digit is 8 → round up → 70 ✔
- 29 → ones digit is 9 → round up → 30 ✘ — but there’s no 30 bowl.
Hmm. Maybe the worksheet expects us to use only the bowls shown? Or maybe I misread the fish?
Wait — looking back: the user said “these fish need to be returned to their bowls” — and listed fish: 44, 8, 68, 29. And bowls: 70, 40, 20, 10, and possibly 50.
But 29 should go to 30 — which isn’t there. Unless... is there a typo? Or maybe I missed a fish?
Wait — perhaps the last fish is not 29? Let me recheck the original problem.
Actually, in the image description, it says:
Fish: 44, 8, 68, 29
Bowls: 70, 40, 20, 10, and one that looks like 50 (but cut off).
But 29 doesn't match any bowl if we round correctly.
Unless... maybe the worksheet has a mistake? Or perhaps I’m supposed to round 29 to 30 and assume there’s a 30 bowl even if it’s not fully visible?
Wait — let’s look again at the bowl labels as described:
“bowls have these numbers: 70, 40, 20, 10, and one more that looks like 50”
But 29 rounds to 30 — not 50.
Alternatively — maybe the fish labeled “29” is actually “20”? No, the user wrote 29.
Perhaps the bowl labeled “20” is meant for 29? But that would be incorrect rounding.
Wait — let’s think differently. Maybe the student is expected to round and match even if the exact bowl isn’t there? But that doesn’t make sense.
Another possibility: maybe I miscounted the fish. Let’s list them again from the image description:
Fish shown:
- Top left: 44
- Below that: 68
- Middle: 8
- Bottom middle: 29
That’s four fish.
Bowls shown:
- Top right: 40
- Below that: 10
- Left side: 70
- Below that: 20
- Bottom right: 50 (partially visible)
So five bowls, but only four fish? That makes sense — one bowl might be extra.
Now, let’s map:
- 44 → 40
- 8 → 10
- 68 → 70
- 29 → 30 — but no 30 bowl.
Wait — unless the bowl labeled “20” is a trick? Or perhaps 29 is meant to go to 30, and the 50 bowl is irrelevant.
But the instruction says: “match the correct fish with the correct bowl” — implying each fish has a matching bowl.
Perhaps I made an error in rounding 29? Let me confirm:
29: tens digit is 2, ones digit is 9 → since 9 ≥ 5, we round up → 30.
Yes, that’s correct.
But there’s no 30 bowl. Unless... is the bowl labeled “20” actually “30”? In the image description, it says “20”, but maybe it’s misread?
Looking back at the user’s text: “bowls have these numbers: 70, 40, 20, 10, and one more that looks like 50”
It explicitly says “20”.
This is confusing.
Wait — perhaps the fish labeled “29” is supposed to be matched to “30”, and the worksheet assumes there is a 30 bowl even if not fully visible? Or maybe it’s a test to see if students know 29 rounds to 30, and they should draw a line to where 30 would be?
But the bowls are drawn with numbers inside — so probably all bowls are labeled.
Another idea: maybe the last bowl is not 50, but 30? The user said “looks like 50” — perhaps it’s 30?
In many fonts, 3 and 5 can look similar if cut off.
Let me assume that the bottom-right bowl is actually 30, not 50. That would make sense.
Because:
- 44 → 40
- 8 → 10
- 68 → 70
- 29 → 30
And bowls: 70, 40, 20, 10, 30 — perfect match.
The bowl labeled “20” might be a distractor, or perhaps there’s another fish not mentioned? But the user only listed four fish.
Wait — in the image, there might be a fifth fish? The user didn’t mention it, but in the description, it says “fish” plural, and lists four, but perhaps there’s a fifth.
Looking back: “These fish need to be returned...” and shows several fish. In the text, it says:
“Fish: 44, 8, 68, 29” — that’s four.
But bowls: five are mentioned.
Perhaps the 20 bowl is for a fish that rounds to 20, like 15-24.
Is there a fish like 22 or 18? Not listed.
Unless... the fish labeled “8” could be misinterpreted? No.
Another thought: maybe “29” is a typo, and it’s “22” or “18”? But we have to work with what’s given.
Perhaps in the context of the worksheet, they expect 29 to round to 30, and the bowl is there — so I’ll proceed with that assumption.
So, final matching:
- Fish 44 → Bowl 40
- Fish 8 → Bowl 10
- Fish 68 → Bowl 70
- Fish 29 → Bowl 30 (assuming the partially visible bowl is 30, not 50)
If the bowl is indeed 50, then 29 doesn’t match any, which is unlikely for a worksheet.
Given that, I think it’s safe to assume the last bowl is 30.
So, the matches are:
44 — 40
8 — 10
68 — 70
29 — 30
And the 20 bowl is unused, or perhaps there’s another fish not mentioned, but based on given info, this is it.
Final Answer:
- 44 connects to 40
- 8 connects to 10
- 68 connects to 70
- 29 connects to 30
Parent Tip: Review the logic above to help your child master the concept of rounding to the nearest 10 worksheet.