Add 6/15 and 20/18
1st number: 6/15, 2nd number: 1 2/18
6/15 + 20/18 is 68/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
6/15 = 6 × 6/15 × 6 = 36/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
20/18 = 20 × 5/18 × 5 = 100/90 - Add the two like fractions:
36/90 + 100/90 = 36 + 100/90 = 136/90 - 136/90 simplified gives 68/45
- So, 6/15 + 20/18 = 68/45
In mixed form: 123/45
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