Add 1/15 and 90/40
1st number: 1/15, 2nd number: 2 10/40
1/15 + 90/40 is 139/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
1/15 = 1 × 8/15 × 8 = 8/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
90/40 = 90 × 3/40 × 3 = 270/120 - Add the two like fractions:
8/120 + 270/120 = 8 + 270/120 = 278/120 - 278/120 simplified gives 139/60
- So, 1/15 + 90/40 = 139/60
In mixed form: 219/60
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