Add 90/6 and 21/14
1st number: 15 0/6, 2nd number: 1 7/14
90/6 + 21/14 is 33/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
90/6 = 90 × 7/6 × 7 = 630/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
21/14 = 21 × 3/14 × 3 = 63/42 - Add the two like fractions:
630/42 + 63/42 = 630 + 63/42 = 693/42 - 693/42 simplified gives 33/2
- So, 90/6 + 21/14 = 33/2
In mixed form: 161/2
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