Add 72/40 and 84/36
1st number: 1 32/40, 2nd number: 2 12/36
72/40 + 84/36 is 62/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 36 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
72/40 = 72 × 9/40 × 9 = 648/360 - Likewise, for the 2nd fraction, since 36 × 10 = 360,
84/36 = 84 × 10/36 × 10 = 840/360 - Add the two like fractions:
648/360 + 840/360 = 648 + 840/360 = 1488/360 - 1488/360 simplified gives 62/15
- So, 72/40 + 84/36 = 62/15
In mixed form: 42/15
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