Add 20/6 and 9/45
1st number: 3 2/6, 2nd number: 9/45
20/6 + 9/45 is 53/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
20/6 = 20 × 15/6 × 15 = 300/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
9/45 = 9 × 2/45 × 2 = 18/90 - Add the two like fractions:
300/90 + 18/90 = 300 + 18/90 = 318/90 - 318/90 simplified gives 53/15
- So, 20/6 + 9/45 = 53/15
In mixed form: 38/15
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