Adding and Subtracting Fractions

The video tutorial explains the basic concepts of fractions, including numerators and denominators. It covers how to add and subtract fractions with like denominators using various methods, such as picture models and number lines. The tutorial emphasizes that the denominator remains unchanged during these operations and provides examples to illustrate each method.

What does the numerator in a fraction represent?

• The difference between two fractions

• The part of the whole or set being considered

• The entire set

• The total number of equal parts in the whole

When adding fractions with the same denominator, what happens to the denominators?

• They are added together

• They are subtracted

• They remain the same

• They are multiplied

How do you find the sum of 2/9 and 3/9?

• 2/9

• 5/18

• 5/9

• 3/9

What is the result of 6/10 minus 5/10?

• 1/2

• 1/5

• 1/10

• 1/1

Using a number line, what is 2/7 plus 4/7?

• 6/7

• 1/7

• 2/7

• 8/7

On a number line, how do you subtract 2/5 from 4/5?

• Move to the right four steps

• Move to the left four steps

• Move to the left two steps

• Move to the right two steps

What is the sum of 4/9 and 2/9 using the long fraction bar method?

• 2/9

• 8/9

• 4/9

• 6/9

Using the long fraction bar method, what is 3/4 minus 2/4?

• 1/4

• 2/4

• 0/4

• 3/4

Which method can be used to add fractions with like denominators?

• Using a long fraction bar

• Using multiplication

• Using a calculator

• Using different denominators

What is a key point to remember when adding or subtracting fractions with like denominators?

• Subtract the denominators

• Add the denominators

• Keep the denominators the same

• Change the denominators