Выполните вмножение 1 1/4×1 1/5 ,21/2×2 4/5, 2 1/10×2 1/7, 4 1/6×1 2/5,1 4/7×2 6/11, 1 1/5×2 11/12, 7 1/2×7 1/15, 7 5/9×1

Question

Математика: Выполните вмножение 1 1/4×1 1/5 ,21/2×2 4/5, 2 1/10×2 1/7, 4 1/6×1 2/5,1 4/7×2 6/11, 1 1/5×2 11/12, 7 1/2×7 1/15, 7 5/9×1 1/17.

Kris15kim · Answer

11/2021*4/5=84/51/5*2*1/7=2/354*1/3*1/5=4/1648/771/5*11/6=11/307*1*7*7/1*2*1*5=49/107*5*11/1*9*17=385/153...

Выполните вмножение 1 1/4×1 1/5 ,21/2×2 4/5, 2 1/10×2 1/7, 4 1/6×1 2/5,1 4/7×2 6/11, 1 1/5×2 11/12, 7 1/2×7 1/15, 7 5/9×1 1/17.