Add 42/32 and 18/7, Solve 1 10/32 + 2 4/7 as a fraction

Add 42/32 and 18/7

1^st number: 1 10/32, 2^nd number: 2 4/7

42/32 + 18/7 is 435/112.

Find the least common denominator or LCM of the two denominators:
LCM of 32 and 7 is 224

Next, find the equivalent fraction of both fractional numbers with denominator 224
For the 1st fraction, since 32 × 7 = 224,
42/32 = 42 × 7/32 × 7 = 294/224
Likewise, for the 2nd fraction, since 7 × 32 = 224,
18/7 = 18 × 32/7 × 32 = 576/224
Add the two like fractions:
294/224 + 576/224 = 294 + 576/224 = 870/224
870/224 simplified gives 435/112
So, 42/32 + 18/7 = 435/112
In mixed form: 399/112

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad