Addition
7+3
10
8-4
4
1x1
1
8/4
2
0.4+0.6
1
10+10
20
26-18
8
5x5
25
9/3
3
1.8+0.6
2.4
15+20
35
39-19
20
6x9
54
18/3
6
9.3+4.6
13.9
55+29
84
89-38
51
9x12
108
48/12
4
12.9+8.9
21.8
248+368
616
387-299
88
18x8
164
108/9
12
23.8+19.3
47.6