Add 56/10 and 90/72
1st number: 5 6/10, 2nd number: 1 18/72
56/10 + 90/72 is 137/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 10 × 36 = 360,
56/10 = 56 × 36/10 × 36 = 2016/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
90/72 = 90 × 5/72 × 5 = 450/360 - Add the two like fractions:
2016/360 + 450/360 = 2016 + 450/360 = 2466/360 - 2466/360 simplified gives 137/20
- So, 56/10 + 90/72 = 137/20
In mixed form: 617/20
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