Add 3/5 and 72/84
3/5 + 72/84 is 51/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 5 × 84 = 420,
3/5 = 3 × 84/5 × 84 = 252/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
72/84 = 72 × 5/84 × 5 = 360/420 - Add the two like fractions:
252/420 + 360/420 = 252 + 360/420 = 612/420 - 612/420 simplified gives 51/35
- So, 3/5 + 72/84 = 51/35
In mixed form: 116/35
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