Add 30/32 and 40/20
1st number: 30/32, 2nd number: 2 0/20
30/32 + 40/20 is 47/16.
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,
30/32 = 30 × 5/32 × 5 = 150/160 - Likewise, for the 2nd fraction, since 20 × 8 = 160,
40/20 = 40 × 8/20 × 8 = 320/160 - Add the two like fractions:
150/160 + 320/160 = 150 + 320/160 = 470/160 - 470/160 simplified gives 47/16
- So, 30/32 + 40/20 = 47/16
In mixed form: 215/16
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