Question

45:(1+32:8)+(60-7x8)x9)=?

137-(100-9x8)+(10x10-54:6)=?

(3x2x8+56:8x4)-(1+90:10x0)=?

101-(6x7+80:10):5+(9-0x8)=?

Answer 1

1)  45:(1+4)+(60-56)x9=
     45:5+4x9=9+36=45
2)  137-(100-72)+(100-9)=
     137-28+91=200
3)   (48+28)-(1+0)=76-1=75
4)   101-(42+8):5+9=101-50:5+9=101-10+9=100