Add 75/4 and 90/30
1st number: 18 3/4, 2nd number: 3 0/30
75/4 + 90/30 is 87/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
75/4 = 75 × 15/4 × 15 = 1125/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
90/30 = 90 × 2/30 × 2 = 180/60 - Add the two like fractions:
1125/60 + 180/60 = 1125 + 180/60 = 1305/60 - 1305/60 simplified gives 87/4
- So, 75/4 + 90/30 = 87/4
In mixed form: 213/4
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