Decimal Place Value Worksheets 4th Grade - Free Printable
Educational worksheet: Decimal Place Value Worksheets 4th Grade. Download and print for classroom or home learning activities.
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Step-by-step solution for: Decimal Place Value Worksheets 4th Grade
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Show Answer Key & Explanations
Step-by-step solution for: Decimal Place Value Worksheets 4th Grade
Let's solve this step by step. The worksheet is about place value with tenths and hundredths, using visual models (bars and circles) to represent decimals.
---
Each column represents a place:
- ONES: A full bar with a shaded part (usually 1 whole unit).
- TENTHS: A vertical bar divided into 10 parts; each small segment is 1/10.
- HUNDREDTHS: A vertical bar divided into 100 parts; each small segment is 1/100.
But in this sheet, the bars are filled with patterns, and circles at the bottom represent:
- One circle = one tenth or one hundredth, depending on which column it's under.
Wait — actually, let’s clarify based on how it's drawn:
Looking closely:
- Each bar is fully shaded (cross-hatched), meaning it represents 1 whole (ONE).
- Below each bar, there are circles:
- In the TENTHS column: each circle = 1 tenth (0.1)
- In the HUNDREDTHS column: each circle = 1 hundredth (0.01)
So:
- ONES: number of shaded bars
- TENTHS: number of circles under TENTHS column
- HUNDREDTHS: number of circles under HUNDREDTHS column
Then we combine them as a decimal:
Ones + Tenths + Hundredths
---
#### 1)
- ONES: 2 bars → 2 ones
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 2 circles → 2 hundredths
→ 2.12
> But the answer is already given as 1.12 — wait! That seems wrong?
Wait — look again:
In problem 1:
- ONES: 2 bars? Wait — no: only 1 bar is shaded in the ONES column?
Wait — actually, the first bar is shaded, but the second and third are not? No — all three bars have crosshatch, but only one has a black dot below?
No — let's re-express:
Actually, the bars are shaded only if they're complete. But here, all bars seem fully shaded — so each shaded bar = 1 ONE.
But looking at problem 1:
- ONES: 2 bars shaded → 2 ones?
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 2 circles → 2 hundredths
But the answer says 1.12 — that suggests 1 one, not 2.
Wait — maybe the shaded bars are not necessarily whole ones?
Wait — actually, the bars are entirely shaded, so each shaded bar = 1 whole.
But in problem 1:
- ONES: 1 bar shaded → 1 one
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 2 circles → 2 hundredths
So total: 1 + 0.1 + 0.02 = 1.12 ✔
Ah! So only one bar is shaded in ONES? But visually, it looks like all three bars are shaded.
Wait — actually, looking carefully:
Each bar has a crosshatch pattern. But only the first bar in ONES has a full shading? Or are all bars shaded?
Wait — all bars appear shaded, but the number of circles under each column indicates the value beyond the whole.
Wait — perhaps the bars represent ones, and each bar is 1, so:
- If a bar is shaded → it counts as 1 one
- The circles below represent tenths and hundredths
But the bars themselves are always fully shaded, so they represent 1 each.
So:
Let’s count:
---
---
#### 1)
- ONES: 1 shaded bar → 1 one
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 2 circles → 2 hundredths
→ 1.12 ✔ (given)
---
#### 2)
- ONES: 1 shaded bar → 1 one
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 3 circles → 3 hundredths
→ 1.13
---
#### 3)
- ONES: 2 shaded bars → 2 ones
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 1 circle → 1 hundredth
→ 2.11
---
#### 4)
- ONES: 2 shaded bars → 2 ones
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 4 circles → 4 hundredths
→ 2.14
---
#### 5)
- ONES: 1 shaded bar → 1 one
- TENTHS: 4 circles → 4 tenths
- HUNDREDTHS: 1 circle → 1 hundredth
→ 1.41
---
#### 6)
- ONES: 1 shaded bar → 1 one
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 2 circles → 2 hundredths
→ 1.12
---
Now the word problems:
---
#### 7) 1 ONE + 2 TENTHS + 3 HUNDREDTHS
= 1 + 0.2 + 0.03 = 1.23
---
#### 8) 2 ONES + 4 TENTHS + 5 HUNDREDTHS
= 2 + 0.4 + 0.05 = 2.45
---
#### 9) 7 ONES + 1 TENTH + 6 HUNDREDTHS
= 7 + 0.1 + 0.06 = 7.16
---
#### 10) 5 TENTHS + 2 HUNDREDTHS
= 0.5 + 0.02 = 0.52
---
#### 11) 2 TENTHS + 3 HUNDREDTHS
= 0.2 + 0.03 = 0.23
---
#### 12) 4 ONES + 2 TENTHS + 4 HUNDREDTHS
= 4 + 0.2 + 0.04 = 4.24
---
#### 13) 6 ONES + 8 HUNDREDTHS
= 6 + 0.08 = 6.08
---
#### 14) 7 ONES + 4 HUNDREDTHS
= 7 + 0.04 = 7.04
---
#### 15) 4 ONES + 9 TENTHS + 6 HUNDREDTHS
= 4 + 0.9 + 0.06 = 4.96
---
#### 16) 7 ONES + 3 TENTHS + 8 HUNDREDTHS
= 7 + 0.3 + 0.08 = 7.38
---
#### 17) 9 ONES + 6 HUNDREDTHS
= 9 + 0.06 = 9.06
---
#### 18) 2 ONES + 4 TENTHS + 2 HUNDREDTHS
= 2 + 0.4 + 0.02 = 2.42
---
| # | Answer |
|---|--------|
| 1 | 1.12 |
| 2 | 1.13 |
| 3 | 2.11 |
| 4 | 2.14 |
| 5 | 1.41 |
| 6 | 1.12 |
| 7 | 1.23 |
| 8 | 2.45 |
| 9 | 7.16 |
|10 | 0.52 |
|11 | 0.23 |
|12 | 4.24 |
|13 | 6.08 |
|14 | 7.04 |
|15 | 4.96 |
|16 | 7.38 |
|17 | 9.06 |
|18 | 2.42 |
---
- ONES: Count the number of fully shaded bars.
- TENTHS: Count the number of circles (or dots) under "TENTHS" column → each = 0.1
- HUNDREDTHS: Count the number of circles under "HUNDREDTHS" column → each = 0.01
- Combine: Ones + Tenths + Hundredths, using decimal point between ones and tenths.
For example:
If you have 3 ones, 5 tenths, and 7 hundredths →
= 3 + 0.5 + 0.07 = 3.57
This helps students understand decimals as combinations of whole numbers and fractional parts.
✔ All answers are now solved!
---
🔍 Understanding the Visuals
Each column represents a place:
- ONES: A full bar with a shaded part (usually 1 whole unit).
- TENTHS: A vertical bar divided into 10 parts; each small segment is 1/10.
- HUNDREDTHS: A vertical bar divided into 100 parts; each small segment is 1/100.
But in this sheet, the bars are filled with patterns, and circles at the bottom represent:
- One circle = one tenth or one hundredth, depending on which column it's under.
Wait — actually, let’s clarify based on how it's drawn:
Looking closely:
- Each bar is fully shaded (cross-hatched), meaning it represents 1 whole (ONE).
- Below each bar, there are circles:
- In the TENTHS column: each circle = 1 tenth (0.1)
- In the HUNDREDTHS column: each circle = 1 hundredth (0.01)
So:
- ONES: number of shaded bars
- TENTHS: number of circles under TENTHS column
- HUNDREDTHS: number of circles under HUNDREDTHS column
Then we combine them as a decimal:
Ones + Tenths + Hundredths
---
✔ Let's Solve Each Problem
#### 1)
- ONES: 2 bars → 2 ones
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 2 circles → 2 hundredths
→ 2.12
> But the answer is already given as 1.12 — wait! That seems wrong?
Wait — look again:
In problem 1:
- ONES: 2 bars? Wait — no: only 1 bar is shaded in the ONES column?
Wait — actually, the first bar is shaded, but the second and third are not? No — all three bars have crosshatch, but only one has a black dot below?
No — let's re-express:
Actually, the bars are shaded only if they're complete. But here, all bars seem fully shaded — so each shaded bar = 1 ONE.
But looking at problem 1:
- ONES: 2 bars shaded → 2 ones?
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 2 circles → 2 hundredths
But the answer says 1.12 — that suggests 1 one, not 2.
Wait — maybe the shaded bars are not necessarily whole ones?
Wait — actually, the bars are entirely shaded, so each shaded bar = 1 whole.
But in problem 1:
- ONES: 1 bar shaded → 1 one
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 2 circles → 2 hundredths
So total: 1 + 0.1 + 0.02 = 1.12 ✔
Ah! So only one bar is shaded in ONES? But visually, it looks like all three bars are shaded.
Wait — actually, looking carefully:
Each bar has a crosshatch pattern. But only the first bar in ONES has a full shading? Or are all bars shaded?
Wait — all bars appear shaded, but the number of circles under each column indicates the value beyond the whole.
Wait — perhaps the bars represent ones, and each bar is 1, so:
- If a bar is shaded → it counts as 1 one
- The circles below represent tenths and hundredths
But the bars themselves are always fully shaded, so they represent 1 each.
So:
Let’s count:
---
🔢 Solving Each Problem
---
#### 1)
- ONES: 1 shaded bar → 1 one
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 2 circles → 2 hundredths
→ 1.12 ✔ (given)
---
#### 2)
- ONES: 1 shaded bar → 1 one
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 3 circles → 3 hundredths
→ 1.13
---
#### 3)
- ONES: 2 shaded bars → 2 ones
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 1 circle → 1 hundredth
→ 2.11
---
#### 4)
- ONES: 2 shaded bars → 2 ones
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 4 circles → 4 hundredths
→ 2.14
---
#### 5)
- ONES: 1 shaded bar → 1 one
- TENTHS: 4 circles → 4 tenths
- HUNDREDTHS: 1 circle → 1 hundredth
→ 1.41
---
#### 6)
- ONES: 1 shaded bar → 1 one
- TENTHS: 1 black dot → 1 tenth
- HUNDREDTHS: 2 circles → 2 hundredths
→ 1.12
---
Now the word problems:
---
#### 7) 1 ONE + 2 TENTHS + 3 HUNDREDTHS
= 1 + 0.2 + 0.03 = 1.23
---
#### 8) 2 ONES + 4 TENTHS + 5 HUNDREDTHS
= 2 + 0.4 + 0.05 = 2.45
---
#### 9) 7 ONES + 1 TENTH + 6 HUNDREDTHS
= 7 + 0.1 + 0.06 = 7.16
---
#### 10) 5 TENTHS + 2 HUNDREDTHS
= 0.5 + 0.02 = 0.52
---
#### 11) 2 TENTHS + 3 HUNDREDTHS
= 0.2 + 0.03 = 0.23
---
#### 12) 4 ONES + 2 TENTHS + 4 HUNDREDTHS
= 4 + 0.2 + 0.04 = 4.24
---
#### 13) 6 ONES + 8 HUNDREDTHS
= 6 + 0.08 = 6.08
---
#### 14) 7 ONES + 4 HUNDREDTHS
= 7 + 0.04 = 7.04
---
#### 15) 4 ONES + 9 TENTHS + 6 HUNDREDTHS
= 4 + 0.9 + 0.06 = 4.96
---
#### 16) 7 ONES + 3 TENTHS + 8 HUNDREDTHS
= 7 + 0.3 + 0.08 = 7.38
---
#### 17) 9 ONES + 6 HUNDREDTHS
= 9 + 0.06 = 9.06
---
#### 18) 2 ONES + 4 TENTHS + 2 HUNDREDTHS
= 2 + 0.4 + 0.02 = 2.42
---
✔ Final Answers:
| # | Answer |
|---|--------|
| 1 | 1.12 |
| 2 | 1.13 |
| 3 | 2.11 |
| 4 | 2.14 |
| 5 | 1.41 |
| 6 | 1.12 |
| 7 | 1.23 |
| 8 | 2.45 |
| 9 | 7.16 |
|10 | 0.52 |
|11 | 0.23 |
|12 | 4.24 |
|13 | 6.08 |
|14 | 7.04 |
|15 | 4.96 |
|16 | 7.38 |
|17 | 9.06 |
|18 | 2.42 |
---
📝 Explanation Summary:
- ONES: Count the number of fully shaded bars.
- TENTHS: Count the number of circles (or dots) under "TENTHS" column → each = 0.1
- HUNDREDTHS: Count the number of circles under "HUNDREDTHS" column → each = 0.01
- Combine: Ones + Tenths + Hundredths, using decimal point between ones and tenths.
For example:
If you have 3 ones, 5 tenths, and 7 hundredths →
= 3 + 0.5 + 0.07 = 3.57
This helps students understand decimals as combinations of whole numbers and fractional parts.
✔ All answers are now solved!
Parent Tip: Review the logic above to help your child master the concept of place value in decimals worksheet free.