23 7/20 + 9 7/15 + 12 2/7 — step-by-step solution

⚠ 23 7/20 is read as the mixed number 23 + 7/20

⚠ 9 7/15 is read as the mixed number 9 + 7/15

Let's calculate:

23

+ \frac{7}{20}

+ 9

+ \frac{7}{15}

+ 12

+ \frac{2}{7}

32

+ \frac{7}{20}

+ \frac{7}{15}

+ 12

+ \frac{2}{7}

44

+ \frac{7}{20}

+ \frac{7}{15}

+ \frac{2}{7}

44 + \frac{7 \times 3 + 7 \times 4}{20 \times 3} + \frac{2}{7}

44 + \frac{21 + 28}{60} + \frac{2}{7}

44 + \frac{49}{60} + \frac{2}{7}

44 + \frac{49 \times 7 + 2 \times 60}{60 \times 7}

44 + \frac{343 + 120}{420}

44 + \frac{463}{420}

ⓘThe fraction

\frac{463}{420}

is greater than 1: add its integer part

1

to the whole part:

\frac{463}{420} + 44

45 + \frac{43}{420}

▶Result:

45

\frac{43}{420}

The numeric value of:

45 + \frac{43}{420}

is:

45 + \approx 0.1024

▷

\approx 45.1024