Multiplication
20 x 45
900
1/2 + 1/4
1/8
300 x 7 =
2,100
78 x 54
4,212
3 3/10 + 7 5/10
10 8/10
7/4 x 87/6 =
25.375
96 x 130
12,480
13/5 + 7/5 =
4
3.14159 x 7 make a ish
some were around 21.9913 or 22
1,678 x 10
16,780
10,389 x 9
93,501