Add 90/75 and 6/20
1st number: 1 15/75, 2nd number: 6/20
90/75 + 6/20 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
90/75 = 90 × 4/75 × 4 = 360/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
6/20 = 6 × 15/20 × 15 = 90/300 - Add the two like fractions:
360/300 + 90/300 = 360 + 90/300 = 450/300 - 450/300 simplified gives 3/2
- So, 90/75 + 6/20 = 3/2
In mixed form: 11/2
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