Add 14/35 and 42/21
1st number: 14/35, 2nd number: 2 0/21
14/35 + 42/21 is 12/5.
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,
14/35 = 14 × 3/35 × 3 = 42/105 - Likewise, for the 2nd fraction, since 21 × 5 = 105,
42/21 = 42 × 5/21 × 5 = 210/105 - Add the two like fractions:
42/105 + 210/105 = 42 + 210/105 = 252/105 - 252/105 simplified gives 12/5
- So, 14/35 + 42/21 = 12/5
In mixed form: 22/5
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