Add 21/63 and 45/50
21/63 + 45/50 is 37/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 50 is 3150
Next, find the equivalent fraction of both fractional numbers with denominator 3150 - For the 1st fraction, since 63 × 50 = 3150,
21/63 = 21 × 50/63 × 50 = 1050/3150 - Likewise, for the 2nd fraction, since 50 × 63 = 3150,
45/50 = 45 × 63/50 × 63 = 2835/3150 - Add the two like fractions:
1050/3150 + 2835/3150 = 1050 + 2835/3150 = 3885/3150 - 3885/3150 simplified gives 37/30
- So, 21/63 + 45/50 = 37/30
In mixed form: 17/30
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