Add 90/27 and 8/30
1st number: 3 9/27, 2nd number: 8/30
90/27 + 8/30 is 18/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 30 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
90/27 = 90 × 10/27 × 10 = 900/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
8/30 = 8 × 9/30 × 9 = 72/270 - Add the two like fractions:
900/270 + 72/270 = 900 + 72/270 = 972/270 - 972/270 simplified gives 18/5
- So, 90/27 + 8/30 = 18/5
In mixed form: 33/5
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