Add 21/4 and 32/90
1st number: 5 1/4, 2nd number: 32/90
21/4 + 32/90 is 1009/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
21/4 = 21 × 45/4 × 45 = 945/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
32/90 = 32 × 2/90 × 2 = 64/180 - Add the two like fractions:
945/180 + 64/180 = 945 + 64/180 = 1009/180 - So, 21/4 + 32/90 = 1009/180
In mixed form: 5109/180
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