Subtract 7/49 from 45/15
1st number: 3 0/15, 2nd number: 7/49
45/15 - 7/49 is 20/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 49 is 735
Next, find the equivalent fraction of both fractional numbers with denominator 735 - For the 1st fraction, since 15 × 49 = 735,
45/15 = 45 × 49/15 × 49 = 2205/735 - Likewise, for the 2nd fraction, since 49 × 15 = 735,
7/49 = 7 × 15/49 × 15 = 105/735 - Subtract the two like fractions:
2205/735 - 105/735 = 2205 - 105/735 = 2100/735 - After reducing the fraction, the answer is 20/7
- In mixed form: 26/7
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