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Efctueaza 15:3×4= 20:4×6= 28:4×6 24;4×5. 30:5×4= 10:2×5 35:5×4= 21:3×2. 4×5:2= 8×3:4= 4×3:3= 3×6:2=

Răspuns :

15:3×4=20
20:4×6=30
28:4×6=42
24:4×5=30
30:5×4=24
10:2×5=25
35:5×4=28
21:3×2=14
8×3:4=6
4×3:3=4
3×6:2=9