Add 90/12 and 90/75
1st number: 7 6/12, 2nd number: 1 15/75
90/12 + 90/75 is 87/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 12 × 25 = 300,
90/12 = 90 × 25/12 × 25 = 2250/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
90/75 = 90 × 4/75 × 4 = 360/300 - Add the two like fractions:
2250/300 + 360/300 = 2250 + 360/300 = 2610/300 - 2610/300 simplified gives 87/10
- So, 90/12 + 90/75 = 87/10
In mixed form: 87/10
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