Add 20/45 and 90/60
1st number: 20/45, 2nd number: 1 30/60
20/45 + 90/60 is 35/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
20/45 = 20 × 4/45 × 4 = 80/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
90/60 = 90 × 3/60 × 3 = 270/180 - Add the two like fractions:
80/180 + 270/180 = 80 + 270/180 = 350/180 - 350/180 simplified gives 35/18
- So, 20/45 + 90/60 = 35/18
In mixed form: 117/18
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