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alinochka112004
@alinochka112004
July 2022
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помогите пожалуйста решить пример 2 3/4 : (1 1/2- 2/5)+(3/4+5/6):3 1/6
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potapov19461
Verified answer
1) 1,1/2 -2/5 = 1,5/10 - 4/10 = 1,1/10;
2) 2,3/4 : 1,1/10 = 11/4 * 10/11 = 10/4 = 2,1/2;
3)3/4 + 5/6 = 9/12 + 10/12 = 19/12;
4)19/12 : 3,1/6 = 19/12 * 6/19 = 1/2;
5)2,1/2 + 1/2 =2,2/2 = 3.
Примеры простые, только не путай порядок действий.
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Answers & Comments
Verified answer
1) 1,1/2 -2/5 = 1,5/10 - 4/10 = 1,1/10;2) 2,3/4 : 1,1/10 = 11/4 * 10/11 = 10/4 = 2,1/2;
3)3/4 + 5/6 = 9/12 + 10/12 = 19/12;
4)19/12 : 3,1/6 = 19/12 * 6/19 = 1/2;
5)2,1/2 + 1/2 =2,2/2 = 3.
Примеры простые, только не путай порядок действий.