Add 40/64 and 7/70
40/64 + 7/70 is 29/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 70 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 64 × 35 = 2240,
40/64 = 40 × 35/64 × 35 = 1400/2240 - Likewise, for the 2nd fraction, since 70 × 32 = 2240,
7/70 = 7 × 32/70 × 32 = 224/2240 - Add the two like fractions:
1400/2240 + 224/2240 = 1400 + 224/2240 = 1624/2240 - 1624/2240 simplified gives 29/40
- So, 40/64 + 7/70 = 29/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/64+7/70 40/64+14/70 40/64+21/70 40/64+35/70 40/64+49/70