Add 42/75 and 90/12
1st number: 42/75, 2nd number: 7 6/12
42/75 + 90/12 is 403/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
42/75 = 42 × 4/75 × 4 = 168/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
90/12 = 90 × 25/12 × 25 = 2250/300 - Add the two like fractions:
168/300 + 2250/300 = 168 + 2250/300 = 2418/300 - 2418/300 simplified gives 403/50
- So, 42/75 + 90/12 = 403/50
In mixed form: 83/50
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