Question

13+7²÷7/9-20÷4-16 equals ​

Answer 1

Answer:

55

Step-by-step explanation:

13 + 7^2 ÷ $\frac{7}{9}$ - 20 ÷ 4 - 16

Simplify each term.

to divide by a fraction, multiply by its reciprocal.

13 + 7^2 $\frac{9}{7}$ - 20 ÷ 4 - 16

Raise 7 to the power of 2

13 + 49 ($\frac{9}{7}$) - 20 ÷ 4 - 16

Cancel the common factor of 7 .

13 + 7 x 9 - 20 ÷ 4 - 16

Multiply7 by 9.

13 + 63 - 20 ÷ 4 - 16

Divide 20 by 4.

13 + 63 - 1 x 5 - 16

Multiply −1 by 5.

Simplify by adding and subtracting.

Add 13 and 63.

76 - 5 - 16

Subtract 5 from 76.

71 - 16

And lastly subtract 16 from 71.

55

I hope this helps.

Answer 2

Answer:

45

Step-by-step explanation: