Add 8/70 and 42/48
8/70 + 42/48 is 277/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 48 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 70 × 24 = 1680,
8/70 = 8 × 24/70 × 24 = 192/1680 - Likewise, for the 2nd fraction, since 48 × 35 = 1680,
42/48 = 42 × 35/48 × 35 = 1470/1680 - Add the two like fractions:
192/1680 + 1470/1680 = 192 + 1470/1680 = 1662/1680 - 1662/1680 simplified gives 277/280
- So, 8/70 + 42/48 = 277/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/70+42/48 8/70+84/48 8/70+42/96 24/70+42/48 40/70+42/48 56/70+42/48