Grades 3-5 Math Problem Solving in Action_ Getting Students to Love Word Problems

Figure 3.9Result Unknown Going Forward in Time

Change Unknown Elapsed Time

Start Unknown Going Back in Time

Multistep Elapsed Time

Tom left school at 3:10. He got home 35 minutes later. What time did he get home?Kelly ran a race in 4

hours

and 12 minutes. If she started at 7:15, what time did she finish?Grandma Betsy is baking pies. The pies will take 52 minutes to cook. She put them in at 7:18. What time should she take them out?

Ray went to play basketball at 12:30. He played until 4:49. How long did he play?Farmer Tim went to bed at 11 pm. He got up at 6 am with the chickens. How long did he sleep?Grandma Betsy is baking pies. She put them in at 4:23. She took them out at 5:15. How long did she bake the pies?

Susie went to the mall. She got ther

e at 4:45. She left her house

15 minutes before she got to the mall. What time did she leave her house?Susie has to be at the movies at 6:30. It will take her 15 minutes to get there. What time should she leave the mall?Grandma Betsy is baking pies. It is now 5:15. She baked the pies for 40 minutes. What time did she put the pies in the oven?

The early movie and the late movie last the same amount of time. The early show begins at 11:55 am. and ends at 1:37 pm. The late show starts at 9:05 pm. At what time does the last movie end?Show your work. *This problem is adapted from the fourth grade 2015 NAEP.

Start time

Min.

& hours later

End time ?????

Start time

Stop time

Elapsed time?????(how much time passed)

Start time ???

Min. & hours before

End time ????