Add 9/40 and 42/3
1st number: 9/40, 2nd number: 14 0/3
9/40 + 42/3 is 569/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 3 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
9/40 = 9 × 3/40 × 3 = 27/120 - Likewise, for the 2nd fraction, since 3 × 40 = 120,
42/3 = 42 × 40/3 × 40 = 1680/120 - Add the two like fractions:
27/120 + 1680/120 = 27 + 1680/120 = 1707/120 - 1707/120 simplified gives 569/40
- So, 9/40 + 42/3 = 569/40
In mixed form: 149/40
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