Add 45/75 and 63/12
1st number: 45/75, 2nd number: 5 3/12
45/75 + 63/12 is 117/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
45/75 = 45 × 4/75 × 4 = 180/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
63/12 = 63 × 25/12 × 25 = 1575/300 - Add the two like fractions:
180/300 + 1575/300 = 180 + 1575/300 = 1755/300 - 1755/300 simplified gives 117/20
- So, 45/75 + 63/12 = 117/20
In mixed form: 517/20
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