Question

(0.8+0.64)(1.25×7-4/5×1.25)+31.64

Answer 1

1) (0.8+0.64) = 0.72
2) 1.25×7 = 8.75
3) 5×1.25 = 6.75
4) 8.75-6.75 = 2
5) 0.72×2 = 1.44
6) 1.44+31.64 = 33.08)))