Add 81/9 and 1/40
1st number: 9 0/9, 2nd number: 1/40
81/9 + 1/40 is 361/40.
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,
81/9 = 81 × 40/9 × 40 = 3240/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
1/40 = 1 × 9/40 × 9 = 9/360 - Add the two like fractions:
3240/360 + 9/360 = 3240 + 9/360 = 3249/360 - 3249/360 simplified gives 361/40
- So, 81/9 + 1/40 = 361/40
In mixed form: 91/40
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