Add 54/75 and 70/63, Solve 54/75 + 1 7/63 as a fraction

Add 54/75 and 70/63

1^st number: 54/75, 2^nd number: 1 7/63

54/75 + 70/63 is 412/225.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 63 is 1575

Next, find the equivalent fraction of both fractional numbers with denominator 1575
For the 1st fraction, since 75 × 21 = 1575,
54/75 = 54 × 21/75 × 21 = 1134/1575
Likewise, for the 2nd fraction, since 63 × 25 = 1575,
70/63 = 70 × 25/63 × 25 = 1750/1575
Add the two like fractions:
1134/1575 + 1750/1575 = 1134 + 1750/1575 = 2884/1575
2884/1575 simplified gives 412/225
So, 54/75 + 70/63 = 412/225
In mixed form: 1187/225

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