Lesson Example Discussion Quiz: Class Homework |
Step-2 |
Title: Subtraction Fractions |
Grade: 8-a Lesson: S1-L6 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
Lesson Steps
| Step | Type | Explanation | Answer |
|---|---|---|---|
1 |
Problem |
Subtract \$6 25/10 - 4 18/12\$. |
|
2 |
Step |
Given Fraction. |
\$6 25/10 - 4 18/12\$ |
3 |
Step |
We change the mixed fractions into improper fractions. |
\$85/10 - 66/12\$ |
4 |
Step |
Now, take the LCM of the denominators. |
LCM of 10,12 is 60 |
5 |
Step |
Multiply the numerator and denominator of each fraction by a number so that they have the LCM as their new denominator. |
\$((85\times6)-(66\times5))/60\$ |
6 |
Step |
Subtract the numerators and keep the denominator the same. |
\$(510 - 330)/60\$ |
7 |
Step |
After subtracting we get. |
\$180/60\$ |
8 |
Step |
Divide the numerator with the denominator. |
\$180\div60\$ |
9 |
Step |
After division we get. |
3 |
10 |
Answer |
C |
|
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