addition
55+7
62
8X8=a
a=
a=64
6X12=
72
300+27
327
20X9=a
a=
a=180
12X11=
132
562+83
645
12X6=a
a=
a=72
16X22=
352
27+34
61
1862+3248
5110
36X9=a
a=
a=324
16X22
352
379X67=
25393
3248+1862=
5110
9X36=a
a=
a=324
63X145=
9135
84X36=a
a=
a=3024