Add 2/70 and 72/84
2/70 + 72/84 is 31/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
2/70 = 2 × 6/70 × 6 = 12/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
72/84 = 72 × 5/84 × 5 = 360/420 - Add the two like fractions:
12/420 + 360/420 = 12 + 360/420 = 372/420 - 372/420 simplified gives 31/35
- So, 2/70 + 72/84 = 31/35
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