Question

calculează,în scris apoi efectuează proba :



a)84:2
63:3
b)85:2
99:9
c)90:6
78:5
d)97:8
56:2
e)83:7
70:5​

Answer 1

Răspuns:

a)84:2=42 42×2=84

63:3=21 21×3=63

b)85:2=42, rest 1 42×2+1=85

99:9=11 11×9=99

c)90:6=15 15×6=90

78:5=15, rest 3 15×5+3=78

d)97:8=12, rest 1 12×8+1=97

56:2=28 28×2=56

e)83:7=11, rest 6 11×7+6=83

70:5=14 14×5=70