Add 10/84 and 12/80
10/84 + 12/80 is 113/420.
Steps for adding fractions
- 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,
10/84 = 10 × 20/84 × 20 = 200/1680 - Likewise, for the 2nd fraction, since 80 × 21 = 1680,
12/80 = 12 × 21/80 × 21 = 252/1680 - Add the two like fractions:
200/1680 + 252/1680 = 200 + 252/1680 = 452/1680 - 452/1680 simplified gives 113/420
- So, 10/84 + 12/80 = 113/420
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