Subtract 7/9 from 8/4
1st number: 2 0/4, 2nd number: 7/9
84 - 79 is 119.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
84 = 8 × 94 × 9 = 7236 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
79 = 7 × 49 × 4 = 2836 - Subtract the two like fractions:
7236 - 2836 = 72 - 2836 = 4436 - After reducing the fraction, the answer is 119
- In mixed form: 129
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