Calculating Fractions with the GED Calculator (TI-30 XS)

This calculator lesson is part of our free online GED® classes. In this lesson, we will explain how to calculate fractions with the scientific GED calculator TI-30 XS.

We’ll also explain how to use the calculator when solving math problems related to improper fractions and mixed numbers.

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Our free online GED classes are great for preparing for the GED test fast, and if you learn how to use this calculator effectively, you will be able to reach better scores on the GED Math portion.

As you remember, when we calculate fractions, our calculator should be in MathPrint mode.

So, let’s make sure we are using the MathPrint Mode.

Click “Mode’ and Use the arrows to scroll down to MathPrint.

Our screen looks a bit messy, so let’s press the clear sign to empty the screen.

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Finally, we can start with fractions. First, let’s get familiar with the fraction key.

We will use this key to calculate fractions.

So now, let’s calculate how much is 1/2 + 1/3.

Press 1, and then choose the fraction sign.

Now, choose 2 and click enter.

Press the plus sign for addition. Now choose 1 and then select the fraction sign, then press 3.

Our screen shows 1/2 plus 1/3.

We can now press the final enter sign and check our result.

1/3 plus 1/2 equals 5/6.

1. Solve.

\(\frac{3}{4}-\frac{3}{7}\)
A.
B.
C.
D.

Question 1 of 3

2. Solve.

\(\frac{2}{7}+\frac{1}{4}\)
A.
B.
C.
D.

Question 2 of 3

3. Solve.

\(\frac{2}{9}-\frac{4}{5}\)
A.
B.
C.
D.

Question 3 of 3


 

Next lesson: Calculating Improper Fractions and a GED Calculator (TI-30 XS)

This lesson is part of our Calculator Series within our free online GED classes.

Last Updated on August 8, 2022.