Add 4/15 and 42/45
4/15 + 42/45 is 6/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
4/15 = 4 × 3/15 × 3 = 12/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
42/45 = 42 × 1/45 × 1 = 42/45 - Add the two like fractions:
12/45 + 42/45 = 12 + 42/45 = 54/45 - 54/45 simplified gives 6/5
- So, 4/15 + 42/45 = 6/5
In mixed form: 11/5
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