Add 80/14 and 90/70
1st number: 5 10/14, 2nd number: 1 20/70
80/14 + 90/70 is 7/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
80/14 = 80 × 5/14 × 5 = 400/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
90/70 = 90 × 1/70 × 1 = 90/70 - Add the two like fractions:
400/70 + 90/70 = 400 + 90/70 = 490/70 - 490/70 simplified gives 7/1
- So, 80/14 + 90/70 = 7/1
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