Rounding
(nearest 10)
Rounding
(nearest 100)
Addition
Subtraction
Fun Category
100

Round 23 to the nearest 10

20

100

Round 140 to the nearest 100

100

100

120 + 253

373

100

450 - 120

330

100

The Pizza Mystery
Tyler ordered a pizza with 8 slices. He ate 3 slices and gave 2 to his dog. How many slices does Tyler have left to eat?

Tyler had 3 slices left.

200

Round 65 to the nearest 10

70

200

Round 639 to the nearest 100

600

200

256 + 321

577

200

684 - 162

522

200

Sneaky Socks
Emily has 7 red socks and 5 blue socks. She wants to wear 2 socks, but they have to be the same color. How many pairs of matching socks can Emily make?

3 pairs of red socks and 2 pairs of blue socks (5 pairs total)

300

Round 754 to the nearest 10

750

300

Round 278 to the nearest 100

300

300

282 + 153

435

300

587 - 269

318

300

Max has 15 pieces of candy. He accidentally drops 5 pieces on the ground. How many pieces of candy does he still have to eat?

10 pieces

400

Round 337 to the nearest 10 

340

400

Round 897 to the nearest 100

900

400

634 + 192

826

400

815 - 362

453

400

Sarah has 10 marbles in her left pocket and 8 marbles in her right pocket. She gives 4 marbles from her left pocket to a friend. How many marbles does she have now?

14 marbles (6 in her left pocket and 8 in her right)

500

Round 58 to he nearest 10

60

500

Round 1,867 to the nearest 100 

1,900

500

467 + 156

623

500

999 - 365

634

500

A monkey has 12 bananas. He eats 3 bananas every hour. How many hours will it take for the monkey to finish all the bananas?

4 hours