Add 64/45 and 98/20
1st number: 1 19/45, 2nd number: 4 18/20
64/45 + 98/20 is 569/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
64/45 = 64 × 4/45 × 4 = 256/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
98/20 = 98 × 9/20 × 9 = 882/180 - Add the two like fractions:
256/180 + 882/180 = 256 + 882/180 = 1138/180 - 1138/180 simplified gives 569/90
- So, 64/45 + 98/20 = 569/90
In mixed form: 629/90
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