Add 1/21 and 6/80, Solve 1/21 + 6/80 as a fraction

Add 1/21 and 6/80

1/21 + 6/80 is 103/840.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 80 is 1680

Next, find the equivalent fraction of both fractional numbers with denominator 1680
For the 1st fraction, since 21 × 80 = 1680,
1/21 = 1 × 80/21 × 80 = 80/1680
Likewise, for the 2nd fraction, since 80 × 21 = 1680,
6/80 = 6 × 21/80 × 21 = 126/1680
Add the two like fractions:
80/1680 + 126/1680 = 80 + 126/1680 = 206/1680
206/1680 simplified gives 103/840
So, 1/21 + 6/80 = 103/840

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