Add 12/32 and 45/20
1st number: 12/32, 2nd number: 2 5/20
12/32 + 45/20 is 21/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 20 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
12/32 = 12 × 5/32 × 5 = 60/160 - Likewise, for the 2nd fraction, since 20 × 8 = 160,
45/20 = 45 × 8/20 × 8 = 360/160 - Add the two like fractions:
60/160 + 360/160 = 60 + 360/160 = 420/160 - 420/160 simplified gives 21/8
- So, 12/32 + 45/20 = 21/8
In mixed form: 25/8
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