Add 30/20 and 90/75
1st number: 1 10/20, 2nd number: 1 15/75
30/20 + 90/75 is 27/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 20 × 15 = 300,
30/20 = 30 × 15/20 × 15 = 450/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
90/75 = 90 × 4/75 × 4 = 360/300 - Add the two like fractions:
450/300 + 360/300 = 450 + 360/300 = 810/300 - 810/300 simplified gives 27/10
- So, 30/20 + 90/75 = 27/10
In mixed form: 27/10
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