Add 9/30 and 45/70
9/30 + 45/70 is 33/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
9/30 = 9 × 7/30 × 7 = 63/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
45/70 = 45 × 3/70 × 3 = 135/210 - Add the two like fractions:
63/210 + 135/210 = 63 + 135/210 = 198/210 - 198/210 simplified gives 33/35
- So, 9/30 + 45/70 = 33/35
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