Measurement: Elapsed Time and Rounding

What time does the clock show?

1. Tobius reads from 3:21 pm  to 3:50pm . How long does he read? 

1. Together, it takes Amir and Amirrah 23 minutes to unload all of the groceries. If they start unloading the groceries at 9:25 pm., what time will they finish unloading the groceries?

1. Mason finishes his homework at 7:45 pm. It took him 37 minutes to complete his assignments. What time did he begin his homework?

Isaac goes to Safeway to buy chocolate chip cookies. Yum! He gets to the store at 3:31 and leaves the store at 3:57. How many minutes Isaac was at Safeway?

Zaya’s starburst, skittles, and gummy worms weigh 96 oz. The total weight of her starburst and skittles are 54 oz. Write How much do the gummy worms weigh?

Marques is going on a vacation and buys pretzels and carrots to bring in the car. The pretzels weigh 314 grams, and the carrots weigh 453 grams. What is the difference between the weight of the pretzels and the carrots?

Ashley uses 235 in of blue yarn and 329 in of green yarn to make a scarf. How much yarn did she use in all?

Pat collects stamps from different states. She has 404 stamps in her collection. 127 of her stamps are from North Carolina. How many stamps does she have from other states?

Round 66 to the nearest ten.