Add 63/75 and 18/40
63/75 + 18/40 is 129/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 40 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
63/75 = 63 × 8/75 × 8 = 504/600 - Likewise, for the 2nd fraction, since 40 × 15 = 600,
18/40 = 18 × 15/40 × 15 = 270/600 - Add the two like fractions:
504/600 + 270/600 = 504 + 270/600 = 774/600 - 774/600 simplified gives 129/100
- So, 63/75 + 18/40 = 129/100
In mixed form: 129/100
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