Question

30-(5+3)

15+(8+2)

25-(10-1-3)

23-(2+8)-7

(10+5)-(1+6)

7-(8-3)+1

Answer 1

30-(5+3) 5+3=8 30-8=22

15+(8+2) 8+2=10+15=25

25-(10-1-3) 10-1=9-3=6-25=19

23-(2+8)-7 2+8=10-7=3-23=20

(10+5)-(1+6) 10+5=15 1+6=7 15-7=8

7-(8-3)+1 8-3=5 7-5=2+1=3

Espero ter ajudado