Bob had 35 marbles. He gave his sister 20. How many marbles does he have now?
25 marbles
200
45
+ 22
______
67
200
49
- 33
______
16
200
263
+ 435
________
698
200
349
- 224
________
125
200
I have 23 pairs of shoes. I bought 5 more pairs at the shoe sale. How many pairs do I have now?
28 pairs of shoes
300
23
+ 26
________
49
300
98
- 46
________
52
300
220
+ 355
_________
575
300
456
- 132
_______
324
300
Sara had 74 ants in her ant farm. 32 of her ants escaped. How many ants does she have now?
42 ants
400
42
+ 13
_______
55
400
47
- 24
_______
23
400
108
+ 451
________
559
400
679
- 264
________
435
400
Justin ate 6 apples. He gave the other 4 apples to his sister. How many apples did he have at first?
10 apples
500
84
+ 13
_______
97
500
48
- 37
_______
11
500
737
+ 162
________
899
500
699
- 288
_________
411
500
There are 22 students in Mrs. Langston's class. There are 22 students in Mrs. Hamilton's class. There are 21 students in Mrs. Scott's class. There are 22 students in Mrs. Schlarb's class. How many students are in our grade?