Add 20/70 and 25/16
1st number: 20/70, 2nd number: 1 9/16
20/70 + 25/16 is 207/112.
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,
20/70 = 20 × 8/70 × 8 = 160/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
25/16 = 25 × 35/16 × 35 = 875/560 - Add the two like fractions:
160/560 + 875/560 = 160 + 875/560 = 1035/560 - 1035/560 simplified gives 207/112
- So, 20/70 + 25/16 = 207/112
In mixed form: 195/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/70+25/16 20/70+50/16 20/70+25/32 60/70+25/16 20/70+75/16 20/70+25/48 20/70+25/80