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m=(7-4:4)×3:2și
n=(16:4×2-0×99+3×3+1):6,justifica faptul ca m=3n.


Răspuns :

m= 6×3:2
m=9
n=18:6
n=3
m=3n=>9=3×3 (adevarat)
m =(7-4:4)×3:2 = 6 x3:2 =9

n = (16:4×2-0×99+3×3+1):6 = ( 8 -0+10) :6 = 18:6 = 3 

m = 3n
9 = 3 x 3