Education Technology

# Knowledge Base

## Solution 12302: Fractions Operations on the TI-30Xa and TI-36X Solar Scientific Calculators.

### How do I add, subtract, multiply, and divide fractions on the TI-30Xa or TI-36X Solar?

The examples below will demonstrate how to input fraction calculations on a TI-30Xa or TI-36X Solar.

Examples:

3/4 + 7/5[=] (2_3/20)

1) Input 3, press the [a b/c] key, and input 4.
2) Press the [+] key.
3) Input 7, press the [a b/c] key, and input 5.
4) Press the [=] key.

25_4/7 - 9/16. [=] (25_1/112)

1) Input 25, press the [a b/c] key, input 4, press the [a b/c] key, and input 7.
2) Press the [-] key.
3) Input 9, press the [a b/c] key, and input 16.
4) Press the [=] key.

8/4 * 6/15. [=] (4/5)

1) Input 8, press the [a b/c] key, and input 4.
2) Press the [x] key.
3) Input 6, press the [a b/c] key, and input 15.
4) Press the [=] key.

5_8/13 divided by 9/23. [=] (14_41/117)

1) Input 5, press the [a b/c] key, input 8, press the [a b/c] key, and input 13.
2) Press the division key.
3) Input 9, press the [a b/c] key, and input 23.
4) Press the [=] key.