Add 20/5 and 72/32
1st number: 4 0/5, 2nd number: 2 8/32
20/5 + 72/32 is 25/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 5 × 32 = 160,
20/5 = 20 × 32/5 × 32 = 640/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
72/32 = 72 × 5/32 × 5 = 360/160 - Add the two like fractions:
640/160 + 360/160 = 640 + 360/160 = 1000/160 - 1000/160 simplified gives 25/4
- So, 20/5 + 72/32 = 25/4
In mixed form: 61/4
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