Add 12/4 and 90/75
1st number: 3 0/4, 2nd number: 1 15/75
12/4 + 90/75 is 21/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 4 × 75 = 300,
12/4 = 12 × 75/4 × 75 = 900/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
90/75 = 90 × 4/75 × 4 = 360/300 - Add the two like fractions:
900/300 + 360/300 = 900 + 360/300 = 1260/300 - 1260/300 simplified gives 21/5
- So, 12/4 + 90/75 = 21/5
In mixed form: 41/5
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