Add 45/40 and 63/18
1st number: 1 5/40, 2nd number: 3 9/18
45/40 + 63/18 is 37/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 18 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
45/40 = 45 × 9/40 × 9 = 405/360 - Likewise, for the 2nd fraction, since 18 × 20 = 360,
63/18 = 63 × 20/18 × 20 = 1260/360 - Add the two like fractions:
405/360 + 1260/360 = 405 + 1260/360 = 1665/360 - 1665/360 simplified gives 37/8
- So, 45/40 + 63/18 = 37/8
In mixed form: 45/8
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