Elapsed Time
Clementine ran the 5k race in 22:25. Gia ran the 5k race in 25:17. What is the difference between the two times?
2 minutes and 52 seconds.
Use an efficient strategy to solve:
700-250 =
450
Use an efficient strategy to solve:
699 + 352
1,051
Round 452,183 to the nearest ten.
452,180
Mary ran a 5k, a 10k, and then an 18k. How many meters did she run in all?
33,000 meters
Catherine ran a 5k race in 27:52. Fiona ran a 5k race in 29:26. What is the difference between the two?
1 minute and 34 seconds.
Use an efficient strategy to solve:
8,978 - 3,521 =
5,457
Use an efficient strategy to solve:
76,529 + 25,776
102,305
Round 452,183 to the nearest hundred.
452,200
Ava A. drank 1,200 ml of BLACK WATER before school, 800 ml during school, and 2 liters after school. How many milliliters of water did she drink in all?
4,000 milliliters
Daniel ran a 10k race in 50:15. Skye ran the race in 52:12. What is the difference between the two?
1 minute and 57 seconds.
Use an efficient strategy to solve:
6,000 - 488 =
5,512
Use an efficient strategy to solve:
58,379 + 31,850
90,229
Round 452,183 to the nearest thousand.
452,000
Clementine drank 1,200 ml of apple juice before school, 500ml during school, and 1L after school. How many milliliters did she drink in all?
2,700 milliliters
Gia needs to arrive at school by 8:00am. She needs 25 to drive to school, 15 minutes to eat breakfast, and 25 minutes to shower and get dressed. What time does Gia need to wake up to arrive to school on time?
6:55 AM
Using the constant difference strategy, fill in the blank:
4,005 - 2,005 = 4,000 - __________
2,000
2,355 + _______ = 3,200
845
Round 452,183 to the nearest ten thousand.
450,000
If there are 16 ounces in 1 pound, how many pounds is 64 ounces?
4 pounds
Bevin woke up at 6:30am, took 20 minutes to get ready, 35 minutes to eat his breakfast, and 18 minutes to drive to work. What time did he get there?
7:43am
Use an efficient strategy to solve:
71,680 - 13,922 =
57,758
Using the give or take strategy, fill in the blank:
5,015 + 685 = ________ + 700
5,000
Round 452,183 to the nearest hundred thousand.
Fill in the blanks
a) 1 kg = ________ g
b) 6 minutes = ______ seconds
c) ______ km = 4,000 m
a) 1,000
b) 360
c) 4