Rounding to 10
Adding with Regrouping
Rounding to 100
Subtraction with Borrowing
Mixed Addition and Subtraction
100

861 to the nearest 10

What is 860

100
275 + 646 = ?
What is 921
100

333 to the nearest hundred

What is 300

100
235 - 126 = ?
What is 109
100
663 + 324 = ?
What is 987
200

576 to the nearest 10

What is 580

200
652 + 163 = ?
What is 815
200

543 to the nearest hundred

what is 500

200
809 - 332 = ?
What is 477
200
436 - 252 = ?
What is 184
300

152 to the nearest 10

What is 150

300
677 + 244 = ?
What is 921
300

859 to the nearest hundred

What is 900

300
210 - 115 = ?
What is 95
300
170 + 755 = ?
What is 925
400

345 to the nearest 10

What is 350

400
The gym teacher bought 436 dodge balls this year and 227 dodge balls last year. How many dodge balls are there in total?
What is 663 dodge balls.
400

283 to the nearest hundred

What is 300

400
The second grade wrote 353 letters to Tomie DePaola. Tomie has read 137 of those letters. How many more does he still need to read?
What is 216 letters.
400
748 lunches were bought the first half of lunch. 158 lunches were bought during the second half of lunch. How many lunches were bought in all?
What is 903 lunches.
500

676 to the nearest 10

What is 680

500
TLC planted 564 flowers. After school care planted 348 flowers. How many flowers did they plant altogether?
What is 912 flowers.
500

813 to the nearest hundred

What is 800

500
824 airplanes were made by the students. 246 airplanes were made by the staff. What is the difference in the number of airplanes made by students and staff?
What is 578 airplanes.
500
637 sweaters were donated at the clothes drive. 241 jackets were donated. How many more sweaters were donated than jackets?
What is 396 sweaters.
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