Add 12/10 and 16/42
1st number: 1 2/10, 2nd number: 16/42
12/10 + 16/42 is 166/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 10 × 21 = 210,
12/10 = 12 × 21/10 × 21 = 252/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
16/42 = 16 × 5/42 × 5 = 80/210 - Add the two like fractions:
252/210 + 80/210 = 252 + 80/210 = 332/210 - 332/210 simplified gives 166/105
- So, 12/10 + 16/42 = 166/105
In mixed form: 161/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/10+16/42 12/10+32/42 12/20+16/42 12/10+16/84 36/10+16/42 12/10+48/42 12/30+16/42 60/10+16/42 12/10+80/42 12/50+16/42 84/10+16/42 12/70+16/42