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math help
could some one please explain to me reciprocal how to find the reciprocal my math home work says find the reciprocal of (1/8)(13/2)(4) reciprocal you change over so is the 1/8 8/1 or would it be 8/1 13/2 would be 2/13 4 would
asked by larry on February 2, 2007 
Math
Divide the reciprocal of 12 by 1/3? the answer I came up with is 1/4, is this correct?
asked by Lisa on September 25, 2015 
math check please
1.Write 4x4x4x4x4 as a power of 4. Answer: 4^5 2. Evaluate. 72 divide 89 divide 3 Answer: 0 3. Give the place value for the indicated digit 8 in the number 138,350 Answer: Thousands 4. Fencing a rectangular field that measures 37
asked by tara on February 7, 2007 
math
Name: Barbara Dillon Date: July 18 2010 1. Divide 90รท18 =5 Answer is 5 2. Place the following set of numbers in ascending order. 22, โ7, 8, โ4, 12, โ1, 14 Ascending order : 7, 4, 1, 8, 14, 22 3. Add 4. Subtract 5. Divide
asked by barbara on July 18, 2010 
Math
How do you divide fractions??? Cross multiply: For example, 4/5 divided by 6/7 would be 28/30 or 14/15. 3/4 divided by 2/3 would be 9/8 or 1 and 1/8 Actually, the word cross multiply is a misnomer. What is being done is
asked by Gracieh on January 11, 2007 
math
Jen, I will attempt to write the others out. #3)ADD: 57 + (22) I got 79 #4)Subtract 2.3(8.8) I got 6.5 #7)perform indicated operation: 21  (9) I tried to underline  21  (21) I got 12 over o or undfined
asked by barbara on July 18, 2010 
PreAlgebra
inequality 0.75x>3 Multiply both sides of the inequality by 4/3 if you want to know what x is. from where did you get 4/3 to multiply to find x. How do you know that? MULTIPLY BOTH SIDES BY 4/3 The 4/3 comes from dividing both
asked by Amber :) on November 28, 2006 
Math
evaluate 1213+15=10 28. A bedroom is 9 ft by 8 ft. What is its perimeter?=34 ft 30. give the place value for the in dicated digit 8 in the number 12.287= hundredths 31. find the reciprocal of 2 3/5 =5/13 32. which of the
asked by margie o on October 20, 2009 
math
Need help. solve 5  y/3 for y= 3, 25  y = 7 3y + 8 = 3, 5  3y =7, y/3= 9. Not sure when to use opposite sign or divide to move to other side of equation? 3y + 8 = 3  8 8 3y = 5 y = 5/3 y = 1 2/3 Is this correct?
asked by joshuah on June 1, 2010 
math
What's the opposite reciprocal of 1?
asked by kate on November 6, 2013