Question

Вычислите(1/2+1/3)*2 и (1/2-1/3)*3

Answer 1

1/2+1/3= 3/6+2/6=5/6
5/6*2=1целая2/3
1/2-1/3= 3/6-2/6=1/6
1/6*3=3/6=1/2=0,5