234+345
579
900-450
450
423+375
798
523+146
669
Mr. Wu buys a box of 300 nails. He uses 156 nails to build a deck. He uses 98 nails to build stairs. How many nails are left?
46
654-322
332
876-345
531
867-444
423
456-332
124
Marni has 354 dimes. First, she gives 149 dimes to he sister. The, she gets 210 more dimes from her mother. How many dimes does Marni have now?
415
425+398
823
720-365
355
658+280
938
258+258
516
Carl has 254 baseball cards. He gives 145 to John and 56 Amy. How many cards does Carl have left?
53
623-463
160
627-498
129
903-543
360
831-126
705
375 fish are swimming in a school. First, 47 fish swim away. Then, 116 more fish join the school. How many fish are in the school now?
444
Sam wants to bake 564 cupcakes. He has 235 already made and has 267 baking right now. How many more does Sam have to bake?
62
Ruby found 543 pennies. She gives 491 to her brother. How many does she have left?
52
Tommy wants to collect 654 stamps. He found 445. He lost 234. How many more does he need to collect?
443
525-139
386
Ms. Biglow bought 546 cookies. She gave 156 to her class. Then, Emma brought her 501 more. How many cookies does Ms. Biglow have now?
891