Add 56/45 and 7/72
1st number: 1 11/45, 2nd number: 7/72
56/45 + 7/72 is 161/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
56/45 = 56 × 8/45 × 8 = 448/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
7/72 = 7 × 5/72 × 5 = 35/360 - Add the two like fractions:
448/360 + 35/360 = 448 + 35/360 = 483/360 - 483/360 simplified gives 161/120
- So, 56/45 + 7/72 = 161/120
In mixed form: 141/120
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