2 digit addition
45 + 37
82
97-68
29
324-178
146
3x6
18
12/4
3
33+32
55
63-19
44
777-688
89
6x5
30
56/7
8
27+57
84
78-61
17
256-197
59
8x9
72
72/12
6
12+19
31
54-39
15
529-378
151
11x4
44
99/9
11
78+99
177
30-21
9
The 4th grade at DCS has 3 different classes. each class has 24 students. How many students are there in the 4th grade?
72
12x7
84
121/11
11