Add 54/45 and 20/6
1st number: 1 9/45, 2nd number: 3 2/6
54/45 + 20/6 is 68/15.
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,
54/45 = 54 × 2/45 × 2 = 108/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
20/6 = 20 × 15/6 × 15 = 300/90 - Add the two like fractions:
108/90 + 300/90 = 108 + 300/90 = 408/90 - 408/90 simplified gives 68/15
- So, 54/45 + 20/6 = 68/15
In mixed form: 48/15
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