Add 20/5 and 28/63, Solve 4 0/5 + 28/63 as a fraction

Add 20/5 and 28/63

1^st number: 4 0/5, 2^nd number: 28/63

20/5 + 28/63 is 40/9.

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 5 × 63 = 315,
20/5 = 20 × 63/5 × 63 = 1260/315
Likewise, for the 2nd fraction, since 63 × 5 = 315,
28/63 = 28 × 5/63 × 5 = 140/315
Add the two like fractions:
1260/315 + 140/315 = 1260 + 140/315 = 1400/315
1400/315 simplified gives 40/9
So, 20/5 + 28/63 = 40/9
In mixed form: 44/9

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