Add 20/14 and 90/8
1st number: 1 6/14, 2nd number: 11 2/8
20/14 + 90/8 is 355/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 14 × 4 = 56,
20/14 = 20 × 4/14 × 4 = 80/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
90/8 = 90 × 7/8 × 7 = 630/56 - Add the two like fractions:
80/56 + 630/56 = 80 + 630/56 = 710/56 - 710/56 simplified gives 355/28
- So, 20/14 + 90/8 = 355/28
In mixed form: 1219/28
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