Add 1/30 and 80/84
1/30 + 80/84 is 69/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
1/30 = 1 × 14/30 × 14 = 14/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
80/84 = 80 × 5/84 × 5 = 400/420 - Add the two like fractions:
14/420 + 400/420 = 14 + 400/420 = 414/420 - 414/420 simplified gives 69/70
- So, 1/30 + 80/84 = 69/70
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