Add 7/70 and 49/63
7/70 + 49/63 is 79/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
7/70 = 7 × 9/70 × 9 = 63/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
49/63 = 49 × 10/63 × 10 = 490/630 - Add the two like fractions:
63/630 + 490/630 = 63 + 490/630 = 553/630 - 553/630 simplified gives 79/90
- So, 7/70 + 49/63 = 79/90
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