Add 9/40 and 54/8
1st number: 9/40, 2nd number: 6 6/8
9/40 + 54/8 is 279/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
9/40 = 9 × 1/40 × 1 = 9/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
54/8 = 54 × 5/8 × 5 = 270/40 - Add the two like fractions:
9/40 + 270/40 = 9 + 270/40 = 279/40 - So, 9/40 + 54/8 = 279/40
In mixed form: 639/40
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