Add 90/36 and 72/40
1st number: 2 18/36, 2nd number: 1 32/40
90/36 + 72/40 is 43/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 36 × 10 = 360,
90/36 = 90 × 10/36 × 10 = 900/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
72/40 = 72 × 9/40 × 9 = 648/360 - Add the two like fractions:
900/360 + 648/360 = 900 + 648/360 = 1548/360 - 1548/360 simplified gives 43/10
- So, 90/36 + 72/40 = 43/10
In mixed form: 43/10
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