Add 30/75 and 63/18
1st number: 30/75, 2nd number: 3 9/18
30/75 + 63/18 is 39/10.
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,
63/18 = 63 × 25/18 × 25 = 1575/450 - Add the two like fractions:
180/450 + 1575/450 = 180 + 1575/450 = 1755/450 - 1755/450 simplified gives 39/10
- So, 30/75 + 63/18 = 39/10
In mixed form: 39/10
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