Add 72/30 and 4/80
1st number: 2 12/30, 2nd number: 4/80
72/30 + 4/80 is 49/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
72/30 = 72 × 8/30 × 8 = 576/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
4/80 = 4 × 3/80 × 3 = 12/240 - Add the two like fractions:
576/240 + 12/240 = 576 + 12/240 = 588/240 - 588/240 simplified gives 49/20
- So, 72/30 + 4/80 = 49/20
In mixed form: 29/20
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