Add 63/70 and 12/45
63/70 + 12/45 is 7/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
63/70 = 63 × 9/70 × 9 = 567/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
12/45 = 12 × 14/45 × 14 = 168/630 - Add the two like fractions:
567/630 + 168/630 = 567 + 168/630 = 735/630 - 735/630 simplified gives 7/6
- So, 63/70 + 12/45 = 7/6
In mixed form: 11/6
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