Add 72/30 and 40/32
1st number: 2 12/30, 2nd number: 1 8/32
72/30 + 40/32 is 73/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 32 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 30 × 16 = 480,
72/30 = 72 × 16/30 × 16 = 1152/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
40/32 = 40 × 15/32 × 15 = 600/480 - Add the two like fractions:
1152/480 + 600/480 = 1152 + 600/480 = 1752/480 - 1752/480 simplified gives 73/20
- So, 72/30 + 40/32 = 73/20
In mixed form: 313/20
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