Add 90/45 and 15/25
1st number: 2 0/45, 2nd number: 15/25
90/45 + 15/25 is 13/5.
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,
15/25 = 15 × 9/25 × 9 = 135/225 - Add the two like fractions:
450/225 + 135/225 = 450 + 135/225 = 585/225 - 585/225 simplified gives 13/5
- So, 90/45 + 15/25 = 13/5
In mixed form: 23/5
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