Add 72/18 and 30/75
1st number: 4 0/18, 2nd number: 30/75
72/18 + 30/75 is 22/5.
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,
72/18 = 72 × 25/18 × 25 = 1800/450 - Likewise, for the 2nd fraction, since 75 × 6 = 450,
30/75 = 30 × 6/75 × 6 = 180/450 - Add the two like fractions:
1800/450 + 180/450 = 1800 + 180/450 = 1980/450 - 1980/450 simplified gives 22/5
- So, 72/18 + 30/75 = 22/5
In mixed form: 42/5
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