Subtract 49/10 from 84/36
1st number: 2 12/36, 2nd number: 4 9/10
84/36 - 49/10 is -77/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 10 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
84/36 = 84 × 5/36 × 5 = 420/180 - Likewise, for the 2nd fraction, since 10 × 18 = 180,
49/10 = 49 × 18/10 × 18 = 882/180 - Subtract the two like fractions:
420/180 - 882/180 = 420 - 882/180 = -462/180 - After reducing the fraction, the answer is -77/30
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