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10 and 21, 5 and 42, 14 and 15, 2 ans 105 ect.
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∙ 2012-05-01 22:10:31
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How do you rewrite pairs of fractions using least common multiples?
Example: 1/30 and 1/42The LCM (LCD) of 30 and 42 is 210.30 x 7 = 210, so multiply the fraction by 7/7.1/30 = 7/21042 x 5 = 210, so multiply the fraction by 5/51/45 = 5/210
How do you write the fractions using lcd?
Example: 1/30 and 1/42Their LCD is 210.Multiply each one by whatever it takes to make 210 in the denominator.30 x 7 = 21042 x 5 = 2101/30 x 7/7 = 7/2101/42 x 5/5 = 5/210
Can you show the work of how to get the LCM of 3 7and10?
Since they have no common prime factors, multiply them together.3 x 7 x 10 = 210, the LCM
How do you find equivalent fraction using LCD?
Example: 1/30 and 1/42Their LCD is 210.Multiply each one by whatever it takes to make 210 in the denominator.30 x 7 = 21042 x 5 = 2101/30 x 7/7 = 7/2101/42 x 5/5 = 5/210
What is the number that has 210 as the gcf?
210 and 420 have a GCF of 210.
What is 21 multiply by 10?
21 multiply by 10 = 210
What numbers do you add to get 11 and multiply to get 210?
221
What is 89 multiply by 210?
18690
What three numbers do you multiply together to get 210?
They can be: 6*5*7 = 210
What numbers multiply to equal 210?
2x25
What Two numbers can you multiply to get 420?
2 and 210
How much is 70 multiply by 3oo?
210
What do you multiply to get 20?
How about: 45 = 20 or 210 = 20
What 3 numbers do you multiply to get 70?
210
What is 20 percent of 210 pounds?
Multiply 210 by 0.20 (20 percent in decimal form) 210 x 0.2 = 42. 42 is 20 percent of 210 pounds.
How would you find 210 percent of what number is 147?
Divide 147 by 210 and multiply the result by 100. The result is 70.
What is a multiple of 210 that is near the number 9825?
I suggest you divide 9825 / 210, round the result to the nearest integer, then multiply it back with 210 to get a multiple that is close to 9825.
