Add 14/35 and 70/21
1st number: 14/35, 2nd number: 3 7/21
14/35 + 70/21 is 56/15.
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,
70/21 = 70 × 5/21 × 5 = 350/105 - Add the two like fractions:
42/105 + 350/105 = 42 + 350/105 = 392/105 - 392/105 simplified gives 56/15
- So, 14/35 + 70/21 = 56/15
In mixed form: 311/15
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