Add 40/63 and 4/70
40/63 + 4/70 is 218/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
40/63 = 40 × 10/63 × 10 = 400/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
4/70 = 4 × 9/70 × 9 = 36/630 - Add the two like fractions:
400/630 + 36/630 = 400 + 36/630 = 436/630 - 436/630 simplified gives 218/315
- So, 40/63 + 4/70 = 218/315
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