Add 7/40 and 18/9
1st number: 7/40, 2nd number: 2 0/9
7/40 + 18/9 is 87/40.
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,
7/40 = 7 × 9/40 × 9 = 63/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
18/9 = 18 × 40/9 × 40 = 720/360 - Add the two like fractions:
63/360 + 720/360 = 63 + 720/360 = 783/360 - 783/360 simplified gives 87/40
- So, 7/40 + 18/9 = 87/40
In mixed form: 27/40
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