Add 30/45 and 27/4
1st number: 30/45, 2nd number: 6 3/4
30/45 + 27/4 is 89/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
30/45 = 30 × 4/45 × 4 = 120/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
27/4 = 27 × 45/4 × 45 = 1215/180 - Add the two like fractions:
120/180 + 1215/180 = 120 + 1215/180 = 1335/180 - 1335/180 simplified gives 89/12
- So, 30/45 + 27/4 = 89/12
In mixed form: 75/12
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