Add 48/54 and 49/70
48/54 + 49/70 is 143/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 54 × 35 = 1890,
48/54 = 48 × 35/54 × 35 = 1680/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
49/70 = 49 × 27/70 × 27 = 1323/1890 - Add the two like fractions:
1680/1890 + 1323/1890 = 1680 + 1323/1890 = 3003/1890 - 3003/1890 simplified gives 143/90
- So, 48/54 + 49/70 = 143/90
In mixed form: 153/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/54+49/70 48/54+98/70