Add 49/45 and 40/80
1st number: 1 4/45, 2nd number: 40/80
49/45 + 40/80 is 143/90.
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,
49/45 = 49 × 16/45 × 16 = 784/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
40/80 = 40 × 9/80 × 9 = 360/720 - Add the two like fractions:
784/720 + 360/720 = 784 + 360/720 = 1144/720 - 1144/720 simplified gives 143/90
- So, 49/45 + 40/80 = 143/90
In mixed form: 153/90
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