Addition
16+23
39
90-33
57
68X54
3672
246/2
123
2/8+9/13
26/104+72/104=98/104
=49/52
29+64
93
70-32
38
79X48
3792
180/12
15
4/8+1/7
28/56+8/56=38/56
=9/14
289+983
1272
290-133
157
97X56
5432
1684/4
421
2/6+1/11
22/66+6/66=28/66
=14/33
974+896
1870
791-376
415
99X86
8514
14
4 3/5+ 1 2/14
23/5+16/14 = 322/70 + 80/70= 402/70
=201/35
=5 26/35
999+876
1875
924-158
766
127X95
12065
58275/925
63
4 2/6+ 4 2/7
26/6+30/7= 182/42+180/42
=181/21
=8 13/21