Add 21/45 and 63/32
1st number: 21/45, 2nd number: 1 31/32
21/45 + 63/32 is 1169/480.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 32 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 45 × 32 = 1440,
21/45 = 21 × 32/45 × 32 = 672/1440 - Likewise, for the 2nd fraction, since 32 × 45 = 1440,
63/32 = 63 × 45/32 × 45 = 2835/1440 - Add the two like fractions:
672/1440 + 2835/1440 = 672 + 2835/1440 = 3507/1440 - 3507/1440 simplified gives 1169/480
- So, 21/45 + 63/32 = 1169/480
In mixed form: 2209/480
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