Add 63/9 and 18/40
1st number: 7 0/9, 2nd number: 18/40
63/9 + 18/40 is 149/20.
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,
63/9 = 63 × 40/9 × 40 = 2520/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
18/40 = 18 × 9/40 × 9 = 162/360 - Add the two like fractions:
2520/360 + 162/360 = 2520 + 162/360 = 2682/360 - 2682/360 simplified gives 149/20
- So, 63/9 + 18/40 = 149/20
In mixed form: 79/20
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