Add 90/20 and 48/27
1st number: 4 10/20, 2nd number: 1 21/27
90/20 + 48/27 is 113/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
90/20 = 90 × 27/20 × 27 = 2430/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
48/27 = 48 × 20/27 × 20 = 960/540 - Add the two like fractions:
2430/540 + 960/540 = 2430 + 960/540 = 3390/540 - 3390/540 simplified gives 113/18
- So, 90/20 + 48/27 = 113/18
In mixed form: 65/18
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