Add 90/3 and 15/42
1st number: 30 0/3, 2nd number: 15/42
90/3 + 15/42 is 425/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
90/3 = 90 × 14/3 × 14 = 1260/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
15/42 = 15 × 1/42 × 1 = 15/42 - Add the two like fractions:
1260/42 + 15/42 = 1260 + 15/42 = 1275/42 - 1275/42 simplified gives 425/14
- So, 90/3 + 15/42 = 425/14
In mixed form: 305/14
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