Remember: A smaller unit makes a bigger number. For two steps, change the big unit first, then add the rest: 2 hours 15 minutes is 120 + 15 = 135 minutes.
Bigger numbers
1
Look at the table. How many inches are in 9 feet?
2
Look at the table. How many minutes are in 6 hours?
3
How many centimeters are in 12 meters?
4
How many grams are in 15 kilograms?
5
Which length is the greatest?
3 kilometers3,500 meters300 meters
Two steps and thinking
6
A movie lasts 2 hours and 15 minutes. How many minutes long is the movie?
7
A board is 5 feet 3 inches long. How many inches long is the board?
8
Each hose is 8 meters long. How many centimeters long are 3 hoses laid end to end?
9
2 kilograms and 500 grams is the same as 2,500 grams.
TrueFalse
10
Lee says 4 meters = 40 centimeters. What is Lee's mistake?
There is no mistake.He used 10. A meter is 100 centimeters, so 4 meters is 400 centimeters.He should divide 4 by 100.
11
Join each length or time to the same amount.
12 hours
22 kilometers
3200 centimeters
42 liters
A2,000 milliliters
B120 minutes
C2 meters
D2,000 meters
12
Put the lengths in order from shortest to longest.
7 m
500 cm
650 cm
6 m
13
Write how you know 3 hours is more than 150 minutes.
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