Add 98/18 and 7/8
1st number: 5 8/18, 2nd number: 7/8
98/18 + 7/8 is 455/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
98/18 = 98 × 4/18 × 4 = 392/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
7/8 = 7 × 9/8 × 9 = 63/72 - Add the two like fractions:
392/72 + 63/72 = 392 + 63/72 = 455/72 - So, 98/18 + 7/8 = 455/72
In mixed form: 623/72
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