3rd Block Quizizz Adding & Subtracting Rationals

3rd Block Quizizz Adding & Subtracting Rationals

9th - 12th Grade

12 Qs

quiz-placeholder

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3rd Block Quizizz Adding & Subtracting Rationals

3rd Block Quizizz Adding & Subtracting Rationals

Assessment

Quiz

Mathematics

9th - 12th Grade

Medium

Created by

Melodie Hunt

Used 1+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

5/14
3/7
5/7
5/14

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Is this a correct answer?

Yes, the student correctly added.
No, you cannot add unlike denominators
No, 5 + 7 is not 12
No, 2 + 3 is not 5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the first step in solving this problem? 
⅘ + ½ =

Add the top parts of the fraction
Rewrite the fractions in the simplest form. 
Find a common denominator. 
Make each fraction into an improper faction. 

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

⅘ + ½ =

57\frac{5}{7}

1310\frac{13}{10}

1320\frac{13}{20}

23\frac{2}{3}

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What must you have to add and subtract fractions?

Common numerators
Different numerators
Different denominators
Common denominators

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the LCM of 4 and 12?

4

8

12

16

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the LCM of 4a and 12a2?

4a

8a

12a

12a2

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