Add 90/18 and 20/75
1st number: 5 0/18, 2nd number: 20/75
90/18 + 20/75 is 79/15.
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,
90/18 = 90 × 25/18 × 25 = 2250/450 - Likewise, for the 2nd fraction, since 75 × 6 = 450,
20/75 = 20 × 6/75 × 6 = 120/450 - Add the two like fractions:
2250/450 + 120/450 = 2250 + 120/450 = 2370/450 - 2370/450 simplified gives 79/15
- So, 90/18 + 20/75 = 79/15
In mixed form: 54/15
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