Break Apart
Regrouping with 0s
Regrouping 100s
3 Digit Addition
Three Digit Subtraction
100
321 457 +________
What is 778
100
308 259 -________
What is 49
100
478 356 -________
What is 122
100
329 248 +________
What is 577
100
532 319 -________
What is 213
200
744 162 +________
What is 906
200
755 438 -________
What is 317
200
814 263 -________
What is 551
200
435 214 +________
What is 649
200
245 114 -________
What is 131
300
254 536 +________
What is 790
300
603 328 -________
What is 275
300
525 293 -________
What is 232
300
562 329 +________
What is 891
300
256 132 -________
What is 124
400
374 518 +________
What is 892
400
801 375 -________
What is 426
400
679 261 -________
What is 418
400
147 125 +________
What is 272
400
770 628 -________
What is 142
500
412 568 +________
What is 980
500
905 756 -________
What is 149
500
448 363 -________
What is 85
500
628 347 +________
What is 975
500
There are 278 math and science books. 128 of them are math. How many are science books?
What is 150
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