Add 56/45 and 90/80
1st number: 1 11/45, 2nd number: 1 10/80
56/45 + 90/80 is 853/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
56/45 = 56 × 16/45 × 16 = 896/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
90/80 = 90 × 9/80 × 9 = 810/720 - Add the two like fractions:
896/720 + 810/720 = 896 + 810/720 = 1706/720 - 1706/720 simplified gives 853/360
- So, 56/45 + 90/80 = 853/360
In mixed form: 2133/360
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Related: 56/90+90/80