5/6*3/5-5/12*4/15, 7/18*9/14+1/3*6/7,9/20*2/3+5/14*7/25,3 - вопрос №5635512415718914136792023514725334253625527225566893051 от инкндкн 23.12.2020 21:07

Question

Математика: 5/6*3/5-5/12*4/15, 7/18*9/14+1/3*6/7,9/20*2/3+5/14*7/25,3 3/4*2/5-3 6/25*5/27, 2 2/5*5/6-3/4* 1 2/3

инкндкн · Answer

5/6×3/5=1/25/12×4/15=1/91/2-1/9=9/18-2/18=7/187/18×9/14=1/41/3×6/7=2/71/4+2/7=7/28+8/28=15/289/20×2/3=3/105/14×7/25=1/103/10+1/10=4/10=2/53 3/4×2/5=15/4×2/5=3/2-3 6/25×5/27=81/25×5/27=3/53/2--3/5=15/10-6/10=9/102 2/5×5/6-3/4×1 2/3=12/5×5/6=23/4×5/3=5/4=1 1/42-1 1/4=3/4...