Умножение обыкновенных дробей (м.д.)

Умножение обыкновенных дробей (м.д.)

6th - 7th Grade

10 Qs

quiz-placeholder

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Умножение обыкновенных дробей (м.д.)

Умножение обыкновенных дробей (м.д.)

Assessment

Quiz

Mathematics

6th - 7th Grade

Hard

Created by

Елена Ваза

Used 18+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 1245\frac{1}{2}\cdot\frac{4}{5}  



Вычислите

 47\frac{4}{7}  

 25\frac{2}{5}  

 510\frac{5}{10}  

 410\frac{4}{10}  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 1714\frac{1}{7}\cdot14  



Вычислите

 157\frac{15}{7}  

 147\frac{14}{7}  

 77  

 22  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 113341\frac{1}{3}\cdot\frac{3}{4}  вычислите

 55  

 11  

 11201\frac{1}{20}  

 19201\frac{9}{20}  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Какое из произведений равно 1?

139\frac{1}{3}\cdot9

112321\frac{1}{2}\cdot\frac{3}{2}

114451\frac{1}{4}\cdot\frac{4}{5}

35124\frac{3}{5}\cdot1\frac{2}{4}

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Какая из пар чисел будет являться взаимно обратными?

2; 5

0,02; 5

0,5; 20

0,2; 5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Упростите выражение: 2х+3,5х

5,5х

3,7х

5,5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 3,1у+12у2,6у3,1у+\frac{1}{2}у-2,6у 

 Упростите выражение:

у

4,1у

 110у\frac{1}{10}у  

 1010у\frac{10}{10}у  

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