Question

Calculati. (5,4-4,725*2/3):(4,3-34/15:2/3) *3,4.

Answer 1

(27/5-189/40×2/3):(43/10-34/15×3/2)×17/5=(27/5-63/20):(43/10-17/5)×17/5 amplificãm pe 27/5 cu 4 si pe 17/5 cu 2
(108/20-63/20):(43/10-34/10)×17/5=45/20:9/10×17/5=9/4×10/9×17/5=5/2×17/5=17/2