Add 45/40 and 81/5
1st number: 1 5/40, 2nd number: 16 1/5
45/40 + 81/5 is 693/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
45/40 = 45 × 1/40 × 1 = 45/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
81/5 = 81 × 8/5 × 8 = 648/40 - Add the two like fractions:
45/40 + 648/40 = 45 + 648/40 = 693/40 - So, 45/40 + 81/5 = 693/40
In mixed form: 1713/40
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