Найдите произведение или частное 9\22*2\3 7\8:7\16 27\40:18\35 8\9:6 15*5\6 1:3\7 2\3*12 2\3:18 8\27*36 10:4\15

Лебедев Дмитрий Сергеевич

Учитель математики

Проверено учителем

Результатами вычислений являются: 3113 over 11 end-fraction , 22, 15161 and 5 over 16 end-fraction , 4274 over 27 end-fraction , 121212 and one-half , 2132 and one-third , 88, 1271 over 27 end-fraction , 102310 and two-thirds и 371237 and one-half . ️ Шаг 1: Выполнение умножения и деления дробей Для умножения дробей перемножаются их числители и знаменатели. При делении первая дробь умножается на обратную вторую дробь. Перед вычислением производится сокращение общих множителей.

  1. 92223=92223=31111=3119 over 22 end-fraction center dot two-thirds equals the fraction with numerator 9 center dot 2 and denominator 22 center dot 3 end-fraction equals the fraction with numerator 3 center dot 1 and denominator 11 center dot 1 end-fraction equals 3 over 11 end-fraction 78716=78167=1211=2seven-eighths colon 7 over 16 end-fraction equals seven-eighths center dot sixteen-sevenths equals the fraction with numerator 1 center dot 2 and denominator 1 center dot 1 end-fraction equals 2 27401835=27403518=3782=2116=151627 over 40 end-fraction colon 18 over 35 end-fraction equals 27 over 40 end-fraction center dot 35 over 18 end-fraction equals the fraction with numerator 3 center dot 7 and denominator 8 center dot 2 end-fraction equals 21 over 16 end-fraction equals 1 and 5 over 16 end-fraction 896=896=493=427eight-nineths colon 6 equals the fraction with numerator 8 and denominator 9 center dot 6 end-fraction equals the fraction with numerator 4 and denominator 9 center dot 3 end-fraction equals 4 over 27 end-fraction 1556=1556=552=252=121215 center dot five-sixths equals the fraction with numerator 15 center dot 5 and denominator 6 end-fraction equals the fraction with numerator 5 center dot 5 and denominator 2 end-fraction equals 25 over 2 end-fraction equals 12 and one-half 137=173=73=2131 colon three-sevenths equals 1 center dot seven-thirds equals seven-thirds equals 2 and one-third 2312=2123=24=8two-thirds center dot 12 equals the fraction with numerator 2 center dot 12 and denominator 3 end-fraction equals 2 center dot 4 equals 8 2318=2318=139=127two-thirds colon 18 equals the fraction with numerator 2 and denominator 3 center dot 18 end-fraction equals the fraction with numerator 1 and denominator 3 center dot 9 end-fraction equals 1 over 27 end-fraction 82736=83627=843=323=10238 over 27 end-fraction center dot 36 equals the fraction with numerator 8 center dot 36 and denominator 27 end-fraction equals the fraction with numerator 8 center dot 4 and denominator 3 end-fraction equals 32 over 3 end-fraction equals 10 and two-thirds 10415=10154=5152=752=371210 colon 4 over 15 end-fraction equals 10 center dot fifteen-fourths equals the fraction with numerator 5 center dot 15 and denominator 2 end-fraction equals 75 over 2 end-fraction equals 37 and one-half

Ответ:

  1. 3113 over 11 end-fraction
  2. 22
  3. 15161 and 5 over 16 end-fraction
  4. 4274 over 27 end-fraction
  5. 121212 and one-half
  6. 2132 and one-third
  7. 88
  8. 1271 over 27 end-fraction
  9. 102310 and two-thirds
  10. 371237 and one-half

Требуется ли вам дополнительное объяснение правил сокращения дробей или перевод результатов в десятичный формат?

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