Add 9/70 and 18/16
1st number: 9/70, 2nd number: 1 2/16
9/70 + 18/16 is 351/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 16 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
9/70 = 9 × 8/70 × 8 = 72/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
18/16 = 18 × 35/16 × 35 = 630/560 - Add the two like fractions:
72/560 + 630/560 = 72 + 630/560 = 702/560 - 702/560 simplified gives 351/280
- So, 9/70 + 18/16 = 351/280
In mixed form: 171/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/70+18/16 9/70+36/16 9/70+18/32 27/70+18/16 9/70+54/16 9/70+18/48 45/70+18/16 9/70+90/16 9/70+18/80 63/70+18/16