Mental Subtraction
64-27=
What is 37
682-441=
What is 241?
2,436-789=
What is 1,647?
2,000-634=
What is 1,366?
Sophie has 682 dollars and Elena has 919 dollars. How much more money does Elena has?
Elena has $237 more dollars than Sophie
56-21=
What is 35?
375-112=
What is 263?
732-281=
What is 451?
600-533=
What is 67?
Anders made 2,426 paper airplanes. He made 1,089 of them out of red paper. The rest were made using green paper. How many green paper airplanes are there?
Anders made 1,337 green paper airplanes
71-29=
What is 42
676-422=
What is 254?
1,673-1,347=
What is 326?
4,004-2,962=
What is 1,042?
Taylor had 4,432 Christmas cards. She shipped off 974 of them. How many does she have left to ship?
She has 3,458 Christmas cards left
97-46=
What is 51?
4,973-2,261=
What is 2,712?
6,437-3,988=
What is 2,449
900-346=
What is 554?
Zachary had 912 candy canes and gave away 444 of them. How many does he have left?
Zachary has 468 candy canes left
83-58=
What is 25?
9,619-5,408=
What is 4,211?
8345-4986=
What is 3,359?
7,000-4,829=
Ms. Sides and Mrs. Albert's third grade class collected 7,822 toys for the Advent drive. 3,425 of the toys were stuffed animals, and the rest were toy cars. How many toy cars were donated?
4,397 toy cars were donated