Add 63/60 and 54/70, Solve 1 3/60 + 54/70 as a fraction

Add 63/60 and 54/70

1^st number: 1 3/60, 2^nd number: 54/70

63/60 + 54/70 is 51/28.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 70 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 60 × 7 = 420,
63/60 = 63 × 7/60 × 7 = 441/420
Likewise, for the 2nd fraction, since 70 × 6 = 420,
54/70 = 54 × 6/70 × 6 = 324/420
Add the two like fractions:
441/420 + 324/420 = 441 + 324/420 = 765/420
765/420 simplified gives 51/28
So, 63/60 + 54/70 = 51/28
In mixed form: 123/28

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