Add 45/90 and 70/10
1st number: 45/90, 2nd number: 7 0/10
45/90 + 70/10 is 15/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
45/90 = 45 × 1/90 × 1 = 45/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
70/10 = 70 × 9/10 × 9 = 630/90 - Add the two like fractions:
45/90 + 630/90 = 45 + 630/90 = 675/90 - 675/90 simplified gives 15/2
- So, 45/90 + 70/10 = 15/2
In mixed form: 71/2
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