Add 90/48 and 20/90
1st number: 1 42/48, 2nd number: 20/90
90/48 + 20/90 is 151/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
90/48 = 90 × 15/48 × 15 = 1350/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
20/90 = 20 × 8/90 × 8 = 160/720 - Add the two like fractions:
1350/720 + 160/720 = 1350 + 160/720 = 1510/720 - 1510/720 simplified gives 151/72
- So, 90/48 + 20/90 = 151/72
In mixed form: 27/72
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