Add 70/16 and 12/30
1st number: 4 6/16, 2nd number: 12/30
70/16 + 12/30 is 191/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 16 × 15 = 240,
70/16 = 70 × 15/16 × 15 = 1050/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
12/30 = 12 × 8/30 × 8 = 96/240 - Add the two like fractions:
1050/240 + 96/240 = 1050 + 96/240 = 1146/240 - 1146/240 simplified gives 191/40
- So, 70/16 + 12/30 = 191/40
In mixed form: 431/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/16+24/30 70/32+12/30 70/16+12/60 70/16+36/30 70/48+12/30 70/16+12/90 70/16+60/30 70/80+12/30 70/16+84/30