Tali is playing tag with 26 friends. 13 of her friends decide to play something else. How many friends does she have left playing tag?
What is 13?
100
643-259=
384
100
Find the difference of 647 and 29.
618
200
489-157=
332
200
19-2=
17
200
This week, Nechama spent 8 hours altogether doing her homework. She did reading homework for 2 hours and did math homework for 3 hours. How much time did she spend on her science homework?
What is 3 hours?
200
310-139=
171
200
Subtract 246 from 659.
413
300
681-450=
231
300
900-400=
500
300
Basya collects snow globes. She has 82 snow globes. She gave Miri 64 of the snow globes. How many does she have left?
What is 18?
300
914-682=
232
300
Shani told Gavriella that 592-45=360. Is Shani correct? Prove your answer.
No, because 592-45=547.
400
797-566=
231
400
45-40=
5
400
Shira and Adira weighed themselves. Together they weighed 111 pounds. Shira weighed 53 pounds. How much does Adira weigh?
What is 58 pounds?
400
801-456=
345
400
Batsheva told Talia that 106-37=69. Is that correct? Show how to check to see if the problem is right.
69+37 = 106
500
729-507=
222
500
1,000-500=
500
500
There were 33 students in Mrs. Winter's math class. 14 of the students decided to go to Mrs. Spring's math group. 6 of them went to join Mrs. Fall. How many were left in Mrs. Winter's class?
13
500
900-378=
522
500
Racheli told Rashi two numbers that you could subtract from 43 WITH regrouping. Name two possible numbers.