Add 98/20 and 18/7
1st number: 4 18/20, 2nd number: 2 4/7
98/20 + 18/7 is 523/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 7 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
98/20 = 98 × 7/20 × 7 = 686/140 - Likewise, for the 2nd fraction, since 7 × 20 = 140,
18/7 = 18 × 20/7 × 20 = 360/140 - Add the two like fractions:
686/140 + 360/140 = 686 + 360/140 = 1046/140 - 1046/140 simplified gives 523/70
- So, 98/20 + 18/7 = 523/70
In mixed form: 733/70
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