Add 20/32 and 7/5
1st number: 20/32, 2nd number: 1 2/5
20/32 + 7/5 is 81/40.
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,
20/32 = 20 × 5/32 × 5 = 100/160 - Likewise, for the 2nd fraction, since 5 × 32 = 160,
7/5 = 7 × 32/5 × 32 = 224/160 - Add the two like fractions:
100/160 + 224/160 = 100 + 224/160 = 324/160 - 324/160 simplified gives 81/40
- So, 20/32 + 7/5 = 81/40
In mixed form: 21/40
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