
Нахождение дроби от числа и числа по его дроби
Authored by Daryana Chernyakova
Mathematics
5th Grade
Used 38+ times

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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
30
20
40
50
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