Question

efectuiaza toate operatiile aritmetice cunoscute cu numerele:80 si 4 ,400 si 2, 3 si 60,3 si 300.

Answer 1

ma=42
ma=201
ma=31,5
ma=151,5

Answer 2

80x4=320 80:4=20 80+4=84 80-4=76
400x2=800 400:2=200 400+2=402 400-2=398
3x60=180 60:3=20 3+60=63 60-3=57
3x300=900 300:3=100 300-3=297 300+3=303