Subtractin fractions what is the answer for 7/10-1/2

The answer is 1/5.

To find this, you have to give the two fractions common denominators. To do so, multiply the second fraction by 5/5.

7/10 - 1/2(5/5)

7/10 - 5/10 = 2/10 or 1/5

We can subtract them by making both fractions have common denominators or converting them into decimals then solving.

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Common denominators:

Multiply both the numerator and denominator of 1/2 by 5/5.

1/2 becomes 5/10.

Now you can subtract 7/10 - 5/10 = 2/10.

You can simplify 2/10 by dividing both sides by 2.

2/10 simplifies to 1/5.

Your answer is 1/5 (fraction form).

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Decimals:

7/10 is 0.7 as a decimal, and 1/2 is 0.5 as a decimal.

Now you can subtract both decimals.

0.7 - 0.5 = 0.2

Your answer is 0.2 (decimal form).

the radius is 2 times the diameter.

step-by-step explanation: