Add 10/63 and 40/18, Solve 10/63 + 2 4/18 as a fraction

Add 10/63 and 40/18

1^st number: 10/63, 2^nd number: 2 4/18

10/63 + 40/18 is 50/21.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 18 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 63 × 2 = 126,
10/63 = 10 × 2/63 × 2 = 20/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
40/18 = 40 × 7/18 × 7 = 280/126
Add the two like fractions:
20/126 + 280/126 = 20 + 280/126 = 300/126
300/126 simplified gives 50/21
So, 10/63 + 40/18 = 50/21
In mixed form: 28/21

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