What is 0.40125 as a fraction?

Numbers can be represented in a variety of ways including percentages, decimals, and fractions. The ability to convert any number from one format to another is an important math skill to have. These skills are typically thought in fifth grade math and require an understanding of place values and Greatest Common Factor (GCF).

In this article, we teach those skills step by step while demonstrating how to convert decimal 0.40125 into a fraction.

Answer: 0.40125 as a fraction equals 40125/100000 or 321/800

Here is the solution for converting 0.40125 to a fraction:

Step 1:

First, we write 0.40125 as

0.40125/1

Step 2:

Next, we multiply both the numerator and denominator by 10 for each digit after the decimal point. Remember the numerator is the top part of the fraction and the denominator is the bottom part!

0.40125/1

0.40125 x 100000/1 x 100000

40125/100000

Step 3:

Next, we find the Greatest Common Factor (GCF) for 40125 and 100000. A factor is a number that divides into another number without any remainder.

The factors of 40125 are: 1 3 5 15 25 75 107 125 321 375 535 1605 2675 8025 13375 40125
The factors of 100000 are: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 625 800 1000 1250 2000 2500 3125 4000 5000 6250 10000 12500 20000 25000 50000 100000
So for 40125 and 100000 that gives us a GCF value of: 125

Step 4:

For the last step we reduce the fraction. This just means writing the fraction in the simplest way. To do this we divide both the numerator and denominator by the GCF value we determined in step 3.

40125/100000

40125 ÷ 125/100000 ÷ 125

321/800

Good work! We have just walked through the steps on how to represent 0.40125 as a fraction.

What is 0.40125 as a fraction?

Answer: 0.40125 as a fraction equals 40125/100000 or 321/800

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