Add 90/3 and 63/42
1st number: 30 0/3, 2nd number: 1 21/42
90/3 + 63/42 is 63/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
90/3 = 90 × 14/3 × 14 = 1260/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
63/42 = 63 × 1/42 × 1 = 63/42 - Add the two like fractions:
1260/42 + 63/42 = 1260 + 63/42 = 1323/42 - 1323/42 simplified gives 63/2
- So, 90/3 + 63/42 = 63/2
In mixed form: 311/2
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