Add 12/40 and 72/32
1st number: 12/40, 2nd number: 2 8/32
12/40 + 72/32 is 51/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 40 × 4 = 160,
12/40 = 12 × 4/40 × 4 = 48/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
72/32 = 72 × 5/32 × 5 = 360/160 - Add the two like fractions:
48/160 + 360/160 = 48 + 360/160 = 408/160 - 408/160 simplified gives 51/20
- So, 12/40 + 72/32 = 51/20
In mixed form: 211/20
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