Add 63/84 and 45/42
1st number: 63/84, 2nd number: 1 3/42
63/84 + 45/42 is 51/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
63/84 = 63 × 1/84 × 1 = 63/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
45/42 = 45 × 2/42 × 2 = 90/84 - Add the two like fractions:
63/84 + 90/84 = 63 + 90/84 = 153/84 - 153/84 simplified gives 51/28
- So, 63/84 + 45/42 = 51/28
In mixed form: 123/28
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Related: 63/84+90/42 63/84+45/84