Question

478-(500-25*3) (300+160:4):2 500+(400-160+40) (870-240*3):5 (120-80):(100:25) 100-32*(87-84) 280-140*2+7 (81:3):(9*3)

Answer 1

=53
=280
=10
=47
=17
=16
=204
1

Answer 2

по действиям