Question

cine ma poate ajuta?​

Answer 1

Răspuns:

a)2/8+2/8=4/8

1/7+2/7+3/7=6/7

7/11-5/11+2/11=4/11

b)3/5+2/5=5/5=1 intreg

2/9+9/9+7/9=18/9=2 intregi

7/12+13/12-8/12=12/12=1 intreg

c)1/5+3/5+3/5=7/5  1 intreg si2/5

3/6+2/6+5/6=10/6  1 intreg si 4/6

10/12-1/12+5/12=14/12   1 intreg si 2/12

Explicație pas cu pas: