Add 90/75 and 98/40
1st number: 1 15/75, 2nd number: 2 18/40
90/75 + 98/40 is 73/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 40 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
90/75 = 90 × 8/75 × 8 = 720/600 - Likewise, for the 2nd fraction, since 40 × 15 = 600,
98/40 = 98 × 15/40 × 15 = 1470/600 - Add the two like fractions:
720/600 + 1470/600 = 720 + 1470/600 = 2190/600 - 2190/600 simplified gives 73/20
- So, 90/75 + 98/40 = 73/20
In mixed form: 313/20
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