Add 12/45 and 20/6
1st number: 12/45, 2nd number: 3 2/6
12/45 + 20/6 is 18/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 6 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
12/45 = 12 × 2/45 × 2 = 24/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
20/6 = 20 × 15/6 × 15 = 300/90 - Add the two like fractions:
24/90 + 300/90 = 24 + 300/90 = 324/90 - 324/90 simplified gives 18/5
- So, 12/45 + 20/6 = 18/5
In mixed form: 33/5
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