Add 72/84 and 84/35
1st number: 72/84, 2nd number: 2 14/35
72/84 + 84/35 is 114/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
72/84 = 72 × 5/84 × 5 = 360/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
84/35 = 84 × 12/35 × 12 = 1008/420 - Add the two like fractions:
360/420 + 1008/420 = 360 + 1008/420 = 1368/420 - 1368/420 simplified gives 114/35
- So, 72/84 + 84/35 = 114/35
In mixed form: 39/35
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