
Нахождение числа по его проценту
Presentation
•
Mathematics
•
6th Grade
•
Hard
Olga Tumanova
Used 13+ times
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7 Slides • 0 Questions
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Нахождение числа по его проценту
6 класс
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Чтобы найти число по его процентам, можно представить проценты в виде дроби и разделить значение процентов на эту дробь.
1 % =1001; 1%=0,01.
3
Найдите число, если 24% этого числа равны 48.
24 %=0,24
48 ÷0,24=200
24 %=10024=256
48÷256=148⋅625=200
4
Найдите число, если 75% этого числа равны 41 .
75%=10075=43
41÷43=41⋅34=31
5
Найдите число, если 3 31% этого числа равны 5.
3 31%=310÷100=310⋅1001=301 ⟹ 5÷301=15⋅130=150
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Нахождение числа по его проценту
6 класс
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