Add 15/18 and 90/75
1st number: 15/18, 2nd number: 1 15/75
15/18 + 90/75 is 61/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 75 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
15/18 = 15 × 25/18 × 25 = 375/450 - Likewise, for the 2nd fraction, since 75 × 6 = 450,
90/75 = 90 × 6/75 × 6 = 540/450 - Add the two like fractions:
375/450 + 540/450 = 375 + 540/450 = 915/450 - 915/450 simplified gives 61/30
- So, 15/18 + 90/75 = 61/30
In mixed form: 21/30
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