Add 60/84 and 90/70
1st number: 60/84, 2nd number: 1 20/70
60/84 + 90/70 is 2/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
60/84 = 60 × 5/84 × 5 = 300/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
90/70 = 90 × 6/70 × 6 = 540/420 - Add the two like fractions:
300/420 + 540/420 = 300 + 540/420 = 840/420 - 840/420 simplified gives 2/1
- So, 60/84 + 90/70 = 2/1
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