Add 3/90 and 90/25
1st number: 3/90, 2nd number: 3 15/25
3/90 + 90/25 is 109/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 25 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 90 × 5 = 450,
3/90 = 3 × 5/90 × 5 = 15/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
90/25 = 90 × 18/25 × 18 = 1620/450 - Add the two like fractions:
15/450 + 1620/450 = 15 + 1620/450 = 1635/450 - 1635/450 simplified gives 109/30
- So, 3/90 + 90/25 = 109/30
In mixed form: 319/30
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