Subtract 60/70 from 2/45
2/45 - 60/70 is -256/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
2/45 = 2 × 14/45 × 14 = 28/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
60/70 = 60 × 9/70 × 9 = 540/630 - Subtract the two like fractions:
28/630 - 540/630 = 28 - 540/630 = -512/630 - After reducing the fraction, the answer is -256/315
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