Add 16/40 and 21/9
1st number: 16/40, 2nd number: 2 3/9
16/40 + 21/9 is 41/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 9 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
16/40 = 16 × 9/40 × 9 = 144/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
21/9 = 21 × 40/9 × 40 = 840/360 - Add the two like fractions:
144/360 + 840/360 = 144 + 840/360 = 984/360 - 984/360 simplified gives 41/15
- So, 16/40 + 21/9 = 41/15
In mixed form: 211/15
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