Add 6/16 and 21/15
1st number: 6/16, 2nd number: 1 6/15
6/16 + 21/15 is 71/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 16 × 15 = 240,
6/16 = 6 × 15/16 × 15 = 90/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
21/15 = 21 × 16/15 × 16 = 336/240 - Add the two like fractions:
90/240 + 336/240 = 90 + 336/240 = 426/240 - 426/240 simplified gives 71/40
- So, 6/16 + 21/15 = 71/40
In mixed form: 131/40
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