Let's solve each of these metric unit conversion problems step by step. We'll use the standard metric conversions:
-
1 kilometer (km) = 1,000 meters (m)
-
1 meter (m) = 100 centimeters (cm)
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1. 1 km = ______ m
We know:
1 km = 1,000 m
✔ Answer: D) 1000
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2. 3 km = ____ m
Multiply:
3 × 1,000 =
3,000 m
✔ Answer: A) 3,000
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3. ____ km = 4,000 m
Convert meters to kilometers:
Divide by 1,000:
4,000 ÷ 1,000 =
4 km
✔ Answer: C) 4
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4. ____ m = 900,000 m
Wait — this seems like a typo or trick question. It says:
> ____ m = 900,000 m
That would mean the blank is just
900,000, but that doesn’t make sense with the options.
Looking at the options:
A) 900
B) 9,000
C) 90
D) 9
But the right side is already
900,000 m, so unless it's asking how many
kilometers equal 900,000 m, then we need to convert.
Let’s assume the question meant:
> ____ km = 900,000 m
Then:
900,000 ÷ 1,000 =
900 km
So:
900 km = 900,000 m
✔ Answer: A) 900
(But note: The question says "____ m = 900,000 m", which is confusing. If it's literally asking for what number in meters equals 900,000 m, then it's just 900,000 — but that's not an option. So likely it's a typo and should be
km on the left.)
Assuming it's:
> ____ km = 900,000 m → answer is
900 km
✔ Answer: A) 900
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5. 70 km = ____ m
70 × 1,000 =
70,000 m
✔ Answer: B) 70,000
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6. 1 m = ____ cm
We know:
1 meter = 100 centimeters
✔ Answer: D) 100
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7. 5 m = ____ cm
5 × 100 =
500 cm
But wait — the options aren't shown here. Let's assume the format continues with A, B, C, D.
Since the image cuts off after question 7, I can't see the choices for #7, but the calculation is:
5 m = 500 cm
So if options were:
A) 50
B) 500
C) 5,000
D) 50,000
Then
✔ Answer: B) 500
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✔ Final Answers:
1.
D) 1000
2.
A) 3,000
3.
C) 4
4.
A) 900 *(assuming it's km)*
5.
B) 70,000
6.
D) 100
7.
5 m = 500 cm → Likely
B) 500 (if options include it)
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Let me know if you want help with the remaining questions (8–15), but they are cut off in your image.
Parent Tip: Review the logic above to help your child master the concept of measuring units worksheet grade 4.