Add 90/45 and 30/25
1st number: 2 0/45, 2nd number: 1 5/25
90/45 + 30/25 is 16/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 45 × 5 = 225,
90/45 = 90 × 5/45 × 5 = 450/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
30/25 = 30 × 9/25 × 9 = 270/225 - Add the two like fractions:
450/225 + 270/225 = 450 + 270/225 = 720/225 - 720/225 simplified gives 16/5
- So, 90/45 + 30/25 = 16/5
In mixed form: 31/5
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