Add 16/35 and 7/21
16/35 + 7/21 is 83/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 21 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 35 × 3 = 105,
16/35 = 16 × 3/35 × 3 = 48/105 - Likewise, for the 2nd fraction, since 21 × 5 = 105,
7/21 = 7 × 5/21 × 5 = 35/105 - Add the two like fractions:
48/105 + 35/105 = 48 + 35/105 = 83/105 - So, 16/35 + 7/21 = 83/105
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