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Нахождение дроби от числа и числа по его дроби

Authored by Daryana Chernyakova

Mathematics

5th Grade

Used 38+ times

Нахождение дроби от числа и числа по его дроби
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10 questions

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1.

OPEN ENDED QUESTION

3 mins • Ungraded

Как найти дробь от числа?

Evaluate responses using AI:

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2.

OPEN ENDED QUESTION

3 mins • Ungraded

Как найти число по его дроби?

Evaluate responses using AI:

OFF

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Найдите 2/5 от 45

10

18

22

30

Answer explanation

45*2/5=9*2=18

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Найдите 3/7 от 84

48

56

36

12

Answer explanation

84*3/7=12*3=36

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Таня прочитала 200 страниц книги, что составляет 4/7 всей книги. Сколько страниц в книге?

600

400

240

350

Answer explanation

200:4/7=200*7/4=50*7=350

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Найдите число, если 7/9 его составляет 630

810

420

490

8100

Answer explanation

630:7/9=630*9/7=90*9=810

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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30

20

40

50

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