Add 30/4 and 40/63, Solve 7 2/4 + 40/63 as a fraction

Add 30/4 and 40/63

1^st number: 7 2/4, 2^nd number: 40/63

30/4 + 40/63 is 1025/126.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 63 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 4 × 63 = 252,
30/4 = 30 × 63/4 × 63 = 1890/252
Likewise, for the 2nd fraction, since 63 × 4 = 252,
40/63 = 40 × 4/63 × 4 = 160/252
Add the two like fractions:
1890/252 + 160/252 = 1890 + 160/252 = 2050/252
2050/252 simplified gives 1025/126
So, 30/4 + 40/63 = 1025/126
In mixed form: 817/126

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