Add 98/18 and 20/40
1st number: 5 8/18, 2nd number: 20/40
98/18 + 20/40 is 107/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 18 × 20 = 360,
98/18 = 98 × 20/18 × 20 = 1960/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
20/40 = 20 × 9/40 × 9 = 180/360 - Add the two like fractions:
1960/360 + 180/360 = 1960 + 180/360 = 2140/360 - 2140/360 simplified gives 107/18
- So, 98/18 + 20/40 = 107/18
In mixed form: 517/18
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