Add 90/14 and 2/20
1st number: 6 6/14, 2nd number: 2/20
90/14 + 2/20 is 457/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 14 × 10 = 140,
90/14 = 90 × 10/14 × 10 = 900/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
2/20 = 2 × 7/20 × 7 = 14/140 - Add the two like fractions:
900/140 + 14/140 = 900 + 14/140 = 914/140 - 914/140 simplified gives 457/70
- So, 90/14 + 2/20 = 457/70
In mixed form: 637/70
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