how do you write 12 1/8, 13/25, and 8 9/25 as a decimal?

Divide the numerator of the fraction by the denominator.

1/8 = 0.125
12 1/8 = 12.125

I'll be glad to check your answers for the other two.

8 9/125

9/125=13.8
answer 8.138

13/25= 0.52

Please try this one again.

8 9/125
9/125=13.8
answer 8.138

To convert mixed numbers and fractions to decimals, you can follow these steps:

1. Convert the mixed number to an improper fraction, if applicable.
- For example, for the mixed number 12 1/8:
Multiply the whole number (12) by the denominator (8) and add the numerator (1). This gives you 97 as the new numerator.
Write the new numerator (97) over the original denominator (8). The improper fraction is 97/8.

2. Divide the numerator by the denominator to get the decimal value.
- For 97/8, divide 97 by 8 using long division or a calculator. The decimal value is approximately 12.125.

Now let's convert 13/25 and 8 9/25 to decimals.

For 13/25:
Divide the numerator (13) by the denominator (25) using long division or a calculator. The decimal value is approximately 0.52.

For 8 9/25:
Convert it to an improper fraction:
Multiply the whole number (8) by the denominator (25) and add the numerator (9). This gives you 209 as the new numerator.
Write the new numerator (209) over the original denominator (25). The improper fraction is 209/25.
Divide the numerator (209) by the denominator (25) using long division or a calculator. The decimal value is approximately 8.36.

So, the decimal representations are:
12 1/8 ≈ 12.125
13/25 ≈ 0.52
8 9/25 ≈ 8.36.