Add 3 1-Digit Numbers
Word Problems
Rounding
3-Digit Addition
3-Digit Subtraction
100

5 + 5 + 5 = ?

15

100

The giraffe is 20 feet tall. The elephant is 11 feet tall. What is the difference in their heights?

9 feet

100

Round to the nearest TEN:  93

90

100

428 + 98 = ?

526

100

920 - 50 = ?

870

200

4 + 6 + 8 = ?

18

200

Bailey had 32 books in her room. She donated some. Now she has 20 books. How many books did she donate?

12 books

200

Round to the nearest TEN: 27

30

200

432 + 98 = ?

530

200

837 - 47 = ?

790

300

9 + 2 + 9 = ?

20

300

Arnold had 12 inches of yarn. Claire gave him 8 more inches. Then, he cut off 4 inches. How many inches of yarn does Arnold have left?

16 inches of yarn

300

Round to the nearest HUNDRED: 154

200

300

555 + 893 = ?

1,448

300

507 - 294 = ?

213

400

6 + 3 + 7 = ?

16

400

Gail baked 25 brownies on Saturday. She baked 12 more brownies on Sunday. Gail and her family ate 7 brownies. How many are there now?

30 brownies

400

Round to the nearest HUNDRED: 145

100

400

754 + 227 = ?

981


400

476 - 193 = ?

283

500

6 + 7 + 6 = ?

19

500

Craig has $57. His sister Leah has 2 twenty-dollar bills. How much money do they have all together?

97 dollars

500

Round to the nearest TEN:   764

760

500

629 + 487 = ?

1,116

500

601 - 207 = ?

394