explain 13 9/20 + 3 11/20 — step-by-step solution

⚠ 13 9/20 is read as the mixed number 13 + 9/20

⚠ 3 11/20 is read as the mixed number 3 + 11/20

Let's calculate:

13

+ \frac{9}{20}

+ 3

+ \frac{11}{20}

ⓘStart from

13

and move forward

3

on the number line:

13 + 3

16

‖To add fractions, put them over the same denominator, then add the numerators:

\frac{9}{20} + \frac{11}{20}

\frac{9 + 11}{20}

16 + \frac{9 + 11}{20}

ⓘThe numerator and the denominator are computed before the division:

9 + 11

20

16 + \frac{20}{20}

ⓘWe simplify the fraction by dividing the numerator and the denominator by the number

20

\frac{20}{20}

\frac{1 \times 20}{1 \times 20}

\frac{1}{1}

16 + 1

ⓘStart from

16

and move forward

1

on the number line

▶Result:

17