Add 98/18 and 40/45
1st number: 5 8/18, 2nd number: 40/45
98/18 + 40/45 is 19/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
98/18 = 98 × 5/18 × 5 = 490/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
40/45 = 40 × 2/45 × 2 = 80/90 - Add the two like fractions:
490/90 + 80/90 = 490 + 80/90 = 570/90 - 570/90 simplified gives 19/3
- So, 98/18 + 40/45 = 19/3
In mixed form: 61/3
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