Add 21/32 and 2/5
21/32 + 2/5 is 169/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 5 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
21/32 = 21 × 5/32 × 5 = 105/160 - Likewise, for the 2nd fraction, since 5 × 32 = 160,
2/5 = 2 × 32/5 × 32 = 64/160 - Add the two like fractions:
105/160 + 64/160 = 105 + 64/160 = 169/160 - So, 21/32 + 2/5 = 169/160
In mixed form: 19/160
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