Zlomky - násobení, dělení

Zlomky - násobení, dělení

7th Grade

10 Qs

quiz-placeholder

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Zlomky - násobení, dělení

Zlomky - násobení, dělení

Assessment

Quiz

Mathematics

7th Grade

Hard

Created by

Lukáš Valenta

Used 34+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Je příklad správně?

 1217132053=1317\frac{12}{17}\cdot\frac{13}{20}\cdot\frac{5}{3}=\frac{13}{17}   

Ano

Ne

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Vypočítej objem krychle  V=aaaV=a\cdot a\cdot a  

 a=610a=\frac{6}{10}   

 361000\frac{36}{1000}  

 27125\frac{27}{125}  

 925\frac{9}{25}  

Úloha nemá řešení

3.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Kterým číslem musíš násobit zlomek 132\frac{1}{32}   , abys dostal  18\frac{1}{8}  ?

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Ja větší  47\frac{4}{7}  nebo  59\frac{5}{9}  ?

 47>59\frac{4}{7}>\frac{5}{9}  

 47<59\frac{4}{7}<\frac{5}{9}  

 47=59\frac{4}{7}=\frac{5}{9}  

Úloha nemá řešení.

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Vypočítej:  (5916)95=\left(\frac{5}{9}-\frac{1}{6}\right)\cdot\frac{9}{5}= 

 16\frac{1}{6}  

 1 5101\ \frac{5}{10}  

 710\frac{7}{10}  

Úloha vyjde v záporu.

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Vypočítej:

 1 56÷1 825=1\ \frac{5}{6}\div1\ \frac{8}{25}= 

 625\frac{6}{25}  

 363150\frac{363}{150}  

 2 631502\ \frac{63}{150}  

 1 7181\ \frac{7}{18}  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Porovnej dvojice příkladů:

 1÷13>1÷311\div\frac{1}{3}>1\div\frac{3}{1}  

 1÷13<1÷311\div\frac{1}{3}<1\div\frac{3}{1}  

 1÷13=1÷311\div\frac{1}{3}=1\div\frac{3}{1}  

Zlomky nelze porovnat.

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