Add 49/16 and 72/90
1st number: 3 1/16, 2nd number: 72/90
49/16 + 72/90 is 309/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
49/16 = 49 × 45/16 × 45 = 2205/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
72/90 = 72 × 8/90 × 8 = 576/720 - Add the two like fractions:
2205/720 + 576/720 = 2205 + 576/720 = 2781/720 - 2781/720 simplified gives 309/80
- So, 49/16 + 72/90 = 309/80
In mixed form: 369/80
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