Решить. 1. (3 4/5-2,8)* 2 3/4= 2. (4 1/5-2,6) - вопрос №9151702134528234241526614333521513 от basarbakhtiar 08.12.2021 09:59

Question

Математика: Решить. 1. (3 4/5-2,8)* 2 3/4= 2. (4 1/5-2,6) * 6 1/4 = 3. (3 3/5-2,1) * 5 1/3 = 4. (3 1/5-1,1) * 6 2/3

basarbakhtiar · Answer

1. (3 4/5-2,8)* 2 3/4=2 3/43 4/5-2,8=3,8-2,8=11*2 3/4=2 3/4 2. (4 1/5-2,6) * 6 1/4 = 104 1/5-2,6=4,2-2,6=1,61,6*6 1/4=1,6*6,25=103. (3 3/5-2,1) * 5 1/3 =83.6-2,1=1,51,5*5 1/3=3/2*16/3=8 4. (3 1/5-1,1) * 6 2/3=16 2/33 1/5-1,1=3,6-1,1=2,52,5*6 2/3=5/2*20/3=100/6=16 2/3...