Add 45/30 and 18/70
1st number: 1 15/30, 2nd number: 18/70
45/30 + 18/70 is 123/70.
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,
45/30 = 45 × 7/30 × 7 = 315/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
18/70 = 18 × 3/70 × 3 = 54/210 - Add the two like fractions:
315/210 + 54/210 = 315 + 54/210 = 369/210 - 369/210 simplified gives 123/70
- So, 45/30 + 18/70 = 123/70
In mixed form: 153/70
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