Solve the Fraction Expression: (20-5)/(7+3) Step by Step

20−57+3= \frac{20-5}{7+3}=

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
00:00 Solve the following problem
00:04 Calculate the denominator
00:08 Rewrite as a mixed fraction
00:20 Calculate the whole fraction
00:25 Break down 10 into factors 5 and 2
00:31 Reduce wherever possible
00:39 Break down 2 into 1 + 1
00:46 Calculate the subtraction
00:51 Here is the solution

Step-by-step written solution

Follow each step carefully to understand the complete solution
1

Understand the problem

20−57+3= \frac{20-5}{7+3}=

2

Step-by-step solution

First, let's solve the numerator of the fraction:

20−5=15 20-5=15

Now let's solve the denominator of the fraction:

7+3=10 7+3=10

We get:

1510=1510=112 \frac{15}{10}=1\frac{5}{10}=1\frac{1}{2}

3

Final Answer

112 1\frac{1}{2}

Practice Quiz

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\( 100+5-100+5 \)

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