Add 70/80 and 2/84
70/80 + 2/84 is 151/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 84 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 80 × 21 = 1680,
70/80 = 70 × 21/80 × 21 = 1470/1680 - Likewise, for the 2nd fraction, since 84 × 20 = 1680,
2/84 = 2 × 20/84 × 20 = 40/1680 - Add the two like fractions:
1470/1680 + 40/1680 = 1470 + 40/1680 = 1510/1680 - 1510/1680 simplified gives 151/168
- So, 70/80 + 2/84 = 151/168
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