(48+32)÷20+100÷20×8-22= 80 ÷ 20 + 5 × 8 - 22= 4 + 40 - 22= 24
75-(60÷10×5)+64÷8-70÷10= 75 - 6 × 5 + 8 - 7= 75 - 30 + 8 - 7= 46
15÷5×30-45÷5×10+5×10×2= 3 × 30 - 9 × 10 + 5 × 10 × 2= 90 - 90 + 100= 100
Ответ: 24, 46, 100.
(48+32)÷20+100÷20×8-22
= 80 ÷ 20 + 5 × 8 - 22
= 4 + 40 - 22
= 24
75-(60÷10×5)+64÷8-70÷10
= 75 - 6 × 5 + 8 - 7
= 75 - 30 + 8 - 7
= 46
15÷5×30-45÷5×10+5×10×2
= 3 × 30 - 9 × 10 + 5 × 10 × 2
= 90 - 90 + 100
= 100
Ответ: 24, 46, 100.