What is the reciprocal of 42/15? Here we will define reciprocal of 42/15, and show you how to calculate the reciprocal of 42/15 in fraction form and decimal form.
The reciprocal of 42/15 is a fraction or a number that when multiplied by 42/15 is equal to 1. To get the reciprocal of 42/15 based on that definition, we can make the following equation where "R" is the reciprocal of 42/15.
(42/15) × R = 1
When we solve for R, we get the answer to the reciprocal of 42/15 as a fraction as follows:
(42/15) × R = 1
R = 15/42
Reciprocal of 42/15 = 15/42
You can check that the answer is correct by confirming that 42/15 times the reciprocal of 42/15 is equal to 1, like this:
42/15 × 15/42 = 1
To find the decimal answer to the reciprocal of 42/15, you divide the numerator of the reciprocal by the demoninator of the reciprocal, like this:
15 ÷ 42 ≈ 0.357142857143
Reciprocal of 42/15 ≈ 0.357142857143
Tip: As you may have inferred from our tutorial above, you can quickly get the reciprocal of any fraction, such as 42/15, by switching the numerator and the denominator.
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