Вычислите 3/4+1/5×5/19 12 1/3-7 3/4×6/11 2 3/5-5/8: - вопрос №779107534155191213734611235581934 от olgaluppo 22.07.2021 07:54

Question

Математика: Вычислите 3/4+1/5×5/19 12 1/3-7 3/4×6/11 2 3/5-5/8: 19 3/4

olgaluppo · Answer

1)(3/4+1/5)*5/19=1/43/4+1/5=19/2019/20*5/19=1/42) (12 1/3-7 3/4)*6/11=2 1/212 1/3-7 3/4=4 7/124 7/12*6/11=2 1/23) (2 3/5-5/8):19 3/4=1/102 3/5-5/8=1 39/401 39/40:19 3/4= 1/10...