Add 12/84 and 16/10
1st number: 12/84, 2nd number: 1 6/10
12/84 + 16/10 is 61/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 10 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
12/84 = 12 × 5/84 × 5 = 60/420 - Likewise, for the 2nd fraction, since 10 × 42 = 420,
16/10 = 16 × 42/10 × 42 = 672/420 - Add the two like fractions:
60/420 + 672/420 = 60 + 672/420 = 732/420 - 732/420 simplified gives 61/35
- So, 12/84 + 16/10 = 61/35
In mixed form: 126/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/84+16/10 12/84+32/10 12/84+16/20 36/84+16/10 12/84+48/10 12/84+16/30 60/84+16/10 12/84+80/10 12/84+16/50 12/84+16/70