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Aron95
a fost răspuns

1. Efectuați înmulțirile: a) 3•2/7; b) 4•7/31; c) 5•11/78; d) 7•13/99; e)2/7•4/7; f)5/11•4/3; g)7/10•3/8; h) 4/17•11/5​

Răspuns :

LEOboss13

Răspuns:

a) 3×2/7 = 6/7

b) 4×7/31 = 28/31

c) 5×11/78 = 55/78

d) 7×13/99 = 91/99

e) 2/7 × 4/7 = 8/49

f) 5/11 × 4/3 = 20/33

g) 7/10 × 3/8 = 21/80

h) 4/17 × 11/5 = 44/85

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