Add 60/84 and 81/80, Solve 60/84 + 1 1/80 as a fraction

Add 60/84 and 81/80

1^st number: 60/84, 2^nd number: 1 1/80

60/84 + 81/80 is 967/560.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 80 is 1680

Next, find the equivalent fraction of both fractional numbers with denominator 1680
For the 1st fraction, since 84 × 20 = 1680,
60/84 = 60 × 20/84 × 20 = 1200/1680
Likewise, for the 2nd fraction, since 80 × 21 = 1680,
81/80 = 81 × 21/80 × 21 = 1701/1680
Add the two like fractions:
1200/1680 + 1701/1680 = 1200 + 1701/1680 = 2901/1680
2901/1680 simplified gives 967/560
So, 60/84 + 81/80 = 967/560
In mixed form: 1407/560

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