(075-5/6):7/8-2/3×0.5=

(075-5/6):7/8-2/3×0.5=
- Предмет:
  Математика
- Автор:
  ashly
- 5 лет назад

Ответы 1

(0,75 - 5/6) : 7/8 - 2/3 * 0,5 = - 3/71) 0,75 - 5/6 = 3/4 - 5/6 = 9/12 - 10/12 = - 1/122) - 1/12 : 7/8 = - 1/12 * 8/7 = - (1*2)/(3*7) = - 2/213) 2/3 * 0,5 = 2/3 * 1/2 = 1/34) - 2/21 - 1/3 = - 2/21 - 7/21 = - 9/21 = - 3/7Пояснения:0,75 = 75/100 = 3/4 - сократили на 253/4 = 9/12 - доп.множ. 35/6 = 10/12 - доп.множ. 20,5 = 5/10 = 1/2 - сократили на 51/3 = 7/21 - доп.множ. 79/21 = 3/7 - сократили на 3
- Автор:
  leslie
- 5 лет назад
- 0
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(075-5/6):7/8-2/3×0.5=

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