30:6
60-29
85:5
53+36

20+55
38:2
2·49
30:5

64:16
77-22
14·4
38-17

40+39
37+2
70:5
87-21

30:6=560-29=3185:5=1753+36=8920+55=7538:2=192×49=9830:5=664:16=477-22=5514×4=5638-17=2140+39=7937+2=3970:5=1487-21=66

53117897519986455562179391466