Add 3/15 and 42/35
1st number: 3/15, 2nd number: 1 7/35
3/15 + 42/35 is 7/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
3/15 = 3 × 7/15 × 7 = 21/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
42/35 = 42 × 3/35 × 3 = 126/105 - Add the two like fractions:
21/105 + 126/105 = 21 + 126/105 = 147/105 - 147/105 simplified gives 7/5
- So, 3/15 + 42/35 = 7/5
In mixed form: 12/5
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