Quiz about Fraction Addition with Unlike Denominators

Question 1

What is the least common denominator for this problem?

Accepted Answer

12

Answer

6

Answer

18

Answer

24

Question 2

What is the least common denominator for this problem?

Accepted Answer

18

Answer

9

Answer

24

Answer

12

Question 3

What is the least common denominator for this problem?

Accepted Answer

24

Answer

18

Answer

32

Answer

Question 4

What is the least common denominator for this problem?

Accepted Answer

9

Answer

18

Answer

24

Answer

12

Question 5

What is the sum of these fractions in lowest terms?

Accepted Answer

17/20

Answer

4/5

Answer

3/20

Answer

4/20

Question 6

What is the sum of these fractions?

Accepted Answer

17/20

Answer

4/5

Answer

3/20

Answer

4/20

Question 7

What is the least common denominator for this problem?

Accepted Answer

12

Answer

24

Answer

36

Answer

16

Question 8

The image is showing process is to add unlike denominators fractions:

TRUE or FALSE

Accepted Answer

TRUE

Answer

FALSE

Question 9

Question 9.

Accepted Answer

$$\frac{3}{5}$$

Answer

$$\frac{5+10}{5}$$

Answer

$$\frac{5+10}{25}$$

Answer

$$\frac{6+12}{10}$$

Question 10

What is the strategy to add fraction with unlike denominators?

Accepted Answer

Smiley face

Accepted Answer

XD

Answer

Butterfly rule

Answer

Cross multiplying

Question 11

When Adding UNLIKE denominators fractions:

To find the denominator, you need to

Accepted Answer

Multiply denominators

Answer

Multiply numerators

Answer

Cross multiply the denominators

Answer

Add denominators

Question 12

When Adding UNLIKE denominators fractions:

To find the numerator, you need to

Accepted Answer

Cross multiply the denominators and add the results

Answer

The denominator remain the same

Answer

Multiply denominator

Answer

Add numerators

Question 13

Add

Accepted Answer

$$\frac{22}{16}$$

Answer

$$\frac{8}{16}$$

Answer

$$\frac{8}{10}$$

Answer

$$\frac{22}{10}$$

Question 14

When adding and subtracting fractions, which value needs to be the same in all values being added/subtracted?

Accepted Answer

Denominator

Answer

Numerator

Question 15

What is the first step of adding or subtracting two fractions?

Accepted Answer

Checking if the denominators are the same or different

Answer

Checking if the numerators are the same

Answer

Checking that the fractions are equal

Answer

Adding or subtracting

Question 16

How do you find the common denominator when adding fractions with unlike denominators?

Accepted Answer

By finding the least common multiple

Answer

By multiplying the denominators together

Answer

By finding the greatest common factor

Answer

By adding the denominators together

Question 17

$$\frac{2}{5}+\frac{3}{7}=\frac{5}{12}$$

Is the answer correct?

Accepted Answer

No, you cannot add fractions with unlike denominators like that.

Answer

Yes, the problem has been correctly added.

Answer

No, 5 + 7 is not 12.

Answer

No, 2 + 3 is not 5.

Question 18

What is ALWAYS required when adding/subtracting fractions?

Accepted Answer

The same denominators.

Answer

The same numerators.

Answer

Equivalent fractions.

Fraction Addition with Unlike Denominators

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