45x45=
2,029
12+44=
56
23-10=
13
34x56=
1,904
67+55=
132
63-24=
39
78x65=
5,070
45+12=
57
34-10
24
12x36=
432
56+50=
106
45-36=
9
164x452=
74,128
45+45=
90
120-60=
60