Add 54/90 and 98/80
1st number: 54/90, 2nd number: 1 18/80
54/90 + 98/80 is 73/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
54/90 = 54 × 8/90 × 8 = 432/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
98/80 = 98 × 9/80 × 9 = 882/720 - Add the two like fractions:
432/720 + 882/720 = 432 + 882/720 = 1314/720 - 1314/720 simplified gives 73/40
- So, 54/90 + 98/80 = 73/40
In mixed form: 133/40
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