Add 90/9 and 20/60
1st number: 10 0/9, 2nd number: 20/60
90/9 + 20/60 is 31/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
90/9 = 90 × 20/9 × 20 = 1800/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
20/60 = 20 × 3/60 × 3 = 60/180 - Add the two like fractions:
1800/180 + 60/180 = 1800 + 60/180 = 1860/180 - 1860/180 simplified gives 31/3
- So, 90/9 + 20/60 = 31/3
In mixed form: 101/3
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