Rounding to the Nearest 10
Rounding to the Nearest 100
Three-Digit Addition
Three-Digit Subtraction
Mystery
100

What is 24 rounded to the nearest 10?

20

100

What is 521 rounded to the nearest 100?

500

100

Solve: 432 + 125 =

557

100

Solve: 432 - 120 = 

552

100

Solve: 634 - 231 = 

403

200

What is 56 rounded to the nearest 10?

60

200

What is 675 rounded to the nearest 100?

700

200

Solve: 654 + 343 = 

997

200

Solve: 687 - 436 = 

251

200
What is 34 rounded to the nearest 10?

30

300

What is 86 rounded to the nearest 10?

90

300

What is 321 rounded to the nearest 100?

300

300

Sarah has 365 marbles, and her friend Tim gives her 248 more marbles. How many marbles does Sarah have now?

613 marbles 

300

Jenny has 584 stickers, and she gives her friend Lily 327 stickers. How many stickers does Jenny have left?

257 stickers 

300

Solve: 543 + 354 = 

897

400

What is 123 rounded to the nearest 10?

120

400

What is 712 rounded to the nearest 100?

700

400

Solve: 546 + 389 = 

935

400

Solve: 632 - 468 = 

164

400

What two tens does 163 fall between?

160 and 170

500

What is 657 rounded to the nearest 10?

660

500

What is 23 rounded to the nearest 100?

0

500

There are 427 apples on one tree and 186 apples on another tree. How many apples are there in total on both trees?

613 apples

500

Billy practiced the piano for 347 minutes this week. Becca practiced the piano for 538 minutes this week. How many more minutes did Becca play than Billy?

191

500

Fill in the blanks:

437 + 286 = ____ hundreds + 11 tens + ____ ones

437 + 286 = 6 hundreds + 11 tens +  13 ones

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