Question

100 × (-$frac{2}{8}$ × $frac{7}{8}$ · 0.025)

Answer 1

100*(-2/8 * 7/8 * 0,025) = 100*(-1/4 * 7/8 * 25/1000)  = 100(-1/4*7/8*1/40) = 100(-7/1280 0 = - 700/1280 = -7/128