Add 5/45 and 7/70
5/45 + 7/70 is 19/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
5/45 = 5 × 14/45 × 14 = 70/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
7/70 = 7 × 9/70 × 9 = 63/630 - Add the two like fractions:
70/630 + 63/630 = 70 + 63/630 = 133/630 - 133/630 simplified gives 19/90
- So, 5/45 + 7/70 = 19/90
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