Question

выпални сложение и проверку 27+3
.4+56.20+68.

Answer 1

30-27=3 30-3=27 60-56=4 60-4=56 88-68=20 88-20=68 27+3=30 56+4=60 68+20=88

Answer 2

1)30-27=3 30-3=27
2)60-4=56 60-56=4
3)88-20=68 88-68=20