Subtract 70/48 from 28/30
1st number: 28/30, 2nd number: 1 22/48
28/30 - 70/48 is -21/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
28/30 = 28 × 8/30 × 8 = 224/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
70/48 = 70 × 5/48 × 5 = 350/240 - Subtract the two like fractions:
224/240 - 350/240 = 224 - 350/240 = -126/240 - After reducing the fraction, the answer is -21/40
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