Add 30/75 and 30/18
1st number: 30/75, 2nd number: 1 12/18
30/75 + 30/18 is 31/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 75 × 6 = 450,
30/75 = 30 × 6/75 × 6 = 180/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
30/18 = 30 × 25/18 × 25 = 750/450 - Add the two like fractions:
180/450 + 750/450 = 180 + 750/450 = 930/450 - 930/450 simplified gives 31/15
- So, 30/75 + 30/18 = 31/15
In mixed form: 21/15
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