Question

Calculati:
a)9/14 • 1 13/15
b)8/21 • 8 3/4
c)1 7/9 • 1 7/20

Answer 1

a) 9/14 × 113/15 = se simplifica 9 si 15 cu 3 = 3/14 ×113/5 = 339/70
b) 8/21 × 83/4 = se simplifica 8 si 4 cu 4 = 2/21 × 83/1 = 166/21
c) 17/9 × 17/20 = 289/180