Add 70/16 and 7/45
1st number: 4 6/16, 2nd number: 7/45
70/16 + 7/45 is 1631/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
70/16 = 70 × 45/16 × 45 = 3150/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
7/45 = 7 × 16/45 × 16 = 112/720 - Add the two like fractions:
3150/720 + 112/720 = 3150 + 112/720 = 3262/720 - 3262/720 simplified gives 1631/360
- So, 70/16 + 7/45 = 1631/360
In mixed form: 4191/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/16+14/45 70/32+7/45 70/16+7/90 70/16+21/45 70/48+7/45 70/16+35/45 70/80+7/45 70/16+49/45