Add 90/9 and 72/32
1st number: 10 0/9, 2nd number: 2 8/32
90/9 + 72/32 is 49/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 9 × 32 = 288,
90/9 = 90 × 32/9 × 32 = 2880/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
72/32 = 72 × 9/32 × 9 = 648/288 - Add the two like fractions:
2880/288 + 648/288 = 2880 + 648/288 = 3528/288 - 3528/288 simplified gives 49/4
- So, 90/9 + 72/32 = 49/4
In mixed form: 121/4
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