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Example: 1/30 and 1/42
Factor the denominators.
2 x 3 x 5 = 30
2 x 3 x 7 = 42
Combine the factors, eliminating duplicates.
2 x 3 x 5 x 7 = 210, the LCD
Convert each fraction by multiplying by what's missing.
30 x 7 = 210
42 x 5 = 210
1/30 x 7/7 = 7/210
1/42 x 5/5 = 5/210
Example: 1/30 and 1/42
Factor them.
2 x 3 x 5 = 30
2 x 3 x 7 = 42
Combine the factors, eliminating duplicates.
2 x 3 x 5 x 7 = 210, the LCD
1/30 = 7/210
1/42 = 5/210
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How can 6 9 1 4 equal 24 using each number once?
96 x 1/4 = 24
Find least common denominator for fraction?
Find the LCM of the denominators. Example 1: 1/4 + 2/3 The LCM of 3 and 4 is 12, so the common denominator is 12. Convert each fraction to 12ths and add. Example 2: 1/8 + 5/6 The LCM of 6 and 8 is 24, so the common denominator is 24. Convert each fraction to 24ths and add.
What do you do when you divide both the numerator and the denominator of a fraction by the same number in order to reduce the fraction to its lowest term?
You find the largest number that will go into each and divide each by that number.
When you have a number that has exactly two equal factors each factor is called?
If a number has equal factors, it is a perfect square and the equal factors would be square roots.
What is the slogan and motto of 2011 ICC world cup?
For each & equal
Convert each decimal fraction to binary using repeated-multiplication-by-2?
0.9028
Why does each part have to be equal in a fraction?
then you can add.
How can you tell if a fraction is equal to 1?
The numerator and the denominator equal each other.
What is 7 25th when you convert each fraction into a percent?
convert into fraction with denominator of 100 (definition of percentage) 7/25 becomes 28/100 = 28%
Convert each of the following percentage into a fraction in the lowest term 140 percent?
N
How do you multiply a mixed fraction by a mixed fractions?
If doing it without a calculator, then convert each mixed fraction into a top-heavy equivalent fraction and then multiply as for fractions.
0.76 as a fraction?
Expressed as a vulgar fraction in its lowest terms, by dividing each side of the fraction by 4, 76 / 100 is equal to 19 / 25.
How does a numerator compare with the denominator in each of the fraction is it less or equal.?
numerator=top number of a fractiondenominator=bottom number of a fraction
How do you convert each mixed number to an improper fraction?
To convert a mixed number to an improper fraction, multiply the denominator by the whole number, add that total to the numerator and put the whole thing over the original denominator.
Give example for each kind of fraction using drawing?
o677777777777
How do you subtart fractions?
subtract? Find a common denominator (LCD is preferred). Convert each fraction to an equivalent fraction with the LCD. Add numerators, keep LCD as new denominator. Reduce the fraction.
What is each part of an eighths fraction called?
When you break something into eight equal parts, each part is called an eighth.
