Add 90/25 and 7/45
1st number: 3 15/25, 2nd number: 7/45
90/25 + 7/45 is 169/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
90/25 = 90 × 9/25 × 9 = 810/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
7/45 = 7 × 5/45 × 5 = 35/225 - Add the two like fractions:
810/225 + 35/225 = 810 + 35/225 = 845/225 - 845/225 simplified gives 169/45
- So, 90/25 + 7/45 = 169/45
In mixed form: 334/45
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