Addition
49
20-12
8
11x1
11
8÷8
1
2/3
47+47
94
45-37
8
12x2
24
15÷3
5
Reduce 5/15
1/3
108+12
120
125-39
86
7x7
49
49÷7
7
Reduce 6/36
1/6
333+65
510-46
464
9x8
72
81÷9
9
Reduce 3/21
1/7
345+456
801
877-590
287
10x12
99÷11
9
Reduce 9/81
1/9