Question

вычисли по образцу:образец 8×15=8×(10+5)=80+40=120 3×48 9×18 7×54 6×79 72÷3 58÷2 76÷4 92÷4

Answer 1

3*48=3*(40+8)=120+24=144
9*18=9*(10+8)=90+72=162
7*54=7*(50+4)=350+28=378
6*79=6*(70+9)=420+54=474

Answer 2

3•48=3•(40+8)=120+24=144
9•18=9(10+8)=90+72=162
7•54=7(50+4)=350+28=378
6•79=6•(70+9)=
72:3=60:3+12:3=20+4=24 и т.дт