Question

6 Calculează şi efectuează proba: 36:4= 72:4= 64:8= 55:5= 21:7= 39:3= 63:9:7= 64:8:4= 80:5:2=​

Answer 1

Explicație pas cu pas:

36:4=9 72:4=18 64:8=8 55:5=11

9×4=36 18×4=72 8×8=64 11×5=55

21:7=3 39:3=13 63:9:7=7:7=1 64:8:4=8:4=2

7×3=21 13×3=39 9×7×1=63×1=63 8×4×2=32×2=63

80:5:2=16:2=8

8×5×2=40×2=80

Succes!

Answer 2

Răspuns:

36:4=9

72:4=18

64:8=8

55:5=11

21:7=3

39:3=13

63:9:7=7:7=1

64:8:4=8:4=2

80:5:2=16:=8

VERIFICARE:

4x9=36

4x18=72

8x8=64

5x11=55

7x3=21

3x13=39

9x7=63

8x8=64

5x16=80