Subtract 45/70 from 42/16
1st number: 2 10/16, 2nd number: 45/70
42/16 - 45/70 is 111/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 16 × 35 = 560,
42/16 = 42 × 35/16 × 35 = 1470/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
45/70 = 45 × 8/70 × 8 = 360/560 - Subtract the two like fractions:
1470/560 - 360/560 = 1470 - 360/560 = 1110/560 - After reducing the fraction, the answer is 111/56
- In mixed form: 155/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/16-45/70 42/16-90/70 42/32-45/70 42/48-45/70 42/80-45/70