Add 81/75 and 63/20
1st number: 1 6/75, 2nd number: 3 3/20
81/75 + 63/20 is 423/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
81/75 = 81 × 4/75 × 4 = 324/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
63/20 = 63 × 15/20 × 15 = 945/300 - Add the two like fractions:
324/300 + 945/300 = 324 + 945/300 = 1269/300 - 1269/300 simplified gives 423/100
- So, 81/75 + 63/20 = 423/100
In mixed form: 423/100
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