Question

помогите решить дроби 8 3/17 * 5 1/4 + 3 14/17 * 5 1/4 =

Answer 1

8 3/17 * 5 1/4 + 3 14/17 * 5 1/4  =  5 1/4 * (8 3/17 + 3 14/17)  =  5 1/4 * 11 17/17  =  5 1/4 * 12 = 21/4 * 12 = 21/1 * 3/1 = 63