Add 8/14 and 40/90
8/14 + 40/90 is 64/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
8/14 = 8 × 45/14 × 45 = 360/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
40/90 = 40 × 7/90 × 7 = 280/630 - Add the two like fractions:
360/630 + 280/630 = 360 + 280/630 = 640/630 - 640/630 simplified gives 64/63
- So, 8/14 + 40/90 = 64/63
In mixed form: 11/63
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