Add 10/9 and 30/40
1st number: 1 1/9, 2nd number: 30/40
10/9 + 30/40 is 67/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 9 × 40 = 360,
10/9 = 10 × 40/9 × 40 = 400/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
30/40 = 30 × 9/40 × 9 = 270/360 - Add the two like fractions:
400/360 + 270/360 = 400 + 270/360 = 670/360 - 670/360 simplified gives 67/36
- So, 10/9 + 30/40 = 67/36
In mixed form: 131/36
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