Question

If a = 7/8 , b = -7/16 , c = 0.8 and d = 1/4 so what is a + b + cd2

Answer 1

0.6125

Explanation:

7/8-7/16+(0.8)(1/4)^2

(112-56)/128+0.8/16

72/128+0.8/16

(1152+102.4)/2048

1254.4/2048

0.6125