Adding and Simplifying Fractions

Adding and Simplifying Fractions

Assessment

Interactive Video

Mathematics

4th - 5th Grade

Hard

Created by

Thomas White

FREE Resource

In this video tutorial, Mrs. Cox teaches how to add unlike fractions using different methods, including the Math Antics way and her preferred stacking method. The lesson covers several examples, such as adding 5/8 and 3/10, 3/5 and 1/4, and 4/7 and 1/8, with a focus on finding common denominators and simplifying results. Real-life applications, like calculating the fraction of pizza eaten and newspaper delivery, are explored. The video also includes a test practice problem to find equivalent expressions for a sum of fractions.

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41 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the two methods mentioned for adding unlike fractions?

Stacking and cross-multiplying

Math Antics way and Mrs. Cox's favorite way

Using a calculator and mental math

Graphical method and algebraic method

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the least common denominator for 5/8 and 3/10?

50

30

20

40

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the simplified form of the sum of 5/8 and 3/10?

37/40

25/40

12/40

5/8

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the least common denominator for 3/5 and 1/4?

10

15

25

20

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the simplified form of the sum of 3/5 and 1/4?

3/5

17/20

5/20

12/20

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the least common denominator for 4/7 and 1/8?

28

56

64

72

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the simplified form of the sum of 4/7 and 1/8?

39/56

40/56

41/56

42/56

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