SaiBook.us Fractions

Lesson Example Discussion Quiz: Class Homework

Example

Title: Like fraction Subtraction

Grade: 5-a Lesson: S2-L6

Explanation: Hello Students, time to learn examples. Let us take turns and read each example. Explain each step. Pay special attention to steps and pictures and communicate in your own words.

Examples:

Subtract \$88/90 - 39/90 \$.

Step 1a

Subtract the fractions together. Since the denominators are the same, simply subtract the numerators:

\$88/90 - 39/90\$.

$1a$

Explanation: In this step, subtract the fractions together. Since the denominators are the same, we can subtract the numerators

\$88/90 - 39/90\$.

Step 1b

Subtract the numerators 88 - 39 = 49

The denominator remian same is 90.

$1b$

Explanation: In this step, subtract the numerators 88 - 39 is 49. Keep the denominator the same is 90.

Step 1c

So,\$88/90 - 39/90 = 49/90\$.

$1c$

Explanation: So, \$88/90 - 39/90\$ is \$49/90\$.