1. MAth

    estimate each sum or difference. 22.8+49.2+1.7
  2. calculus

    Find the sum of the series 2 + 9/2! + 27/3! + 81/4! . . .
  3. adventist

    The sum of two consecutive numbers is 37. What are they?
  4. a.p.

    find the sum of the series 1-2+3-4+5-6+...to n terms.
  5. math 156

    find the sum 13/14+4/5
  6. geometry

    what is the sum the measures of an octagon.
  7. matrices

    find the sum or differnce [ -2 -1 7 ] [ -2 0 8 ] [0 -3 2 ] + [-9 5 -1 ]
  8. Maths

    Devide the sum of 5/21 and 4/7 by their difference
  9. math

    subtract the quotient of 18 and 2 from the sum of 22 and 9.
  10. MATH

    SUM PRODUCT 3 2 5 6 7 12 15 50 13 36 7 11 8 32 WHAT IS THE PATTERN FOR THIS????
  11. estimating sum

    867+734=
  12. Geometry

    In Triangle SUM, if SU = 10 cm and UM = 15 cm then MS must be less than how many centimeters? 10 15 20 25...... Am I right?
  13. Math

    N is increased by 2n,the sum is 5more than 4n
  14. math

    How do I find the sum of 1+2+3+4+5...all the way to 1000?
  15. MATH

    determine the sum of: 50 over Σ 8(.5)^n-2 n=1
  16. Math - HELP

    If the product of n and 17 is 340. What is the sum of n and 17?
  17. Maths

    The sum of two fractions is 2 1/6 if one of the fraction is 1 1/3 then what is the other
  18. Math

    Divide the sum of 78/12 and 8/3 by their difference
  19. math

    The sum of two consecutive numbers is 37. What are they
  20. math

    1+2+3+...+100 how to find the sum of it.
  21. math

    The sum of two consecutive numbers is 37. What are they?
  22. ALGEBRA

    WHAT ARE THE FACTORS OF 12 THAT THE SUM OF THEM EQUAL -1
  23. maths

    Find the indicated sum n sigma k=1 4(0.5)^k
  24. maths

    Find the indicated sum. n ‡”4(0.5)^K K=1 Help me because I do not know how to solve it.
  25. Math

    What is the simplified sum when you evaluate 10/15 + 1/4
  26. Math

    Estimate a range for the sum:7.6+2.3+6.7
  27. Algebra

    Are there two integers with a product of -12 and a sum of -3?
  28. Algebra

    Express as a sum of logarithms. ln 4x A ln 4x + ln x B ln 4 - ln x C ln 4 + ln x D ln(4 + x)
  29. mathematics

    Find the sum to n terms of 1/(1.2.3) + 3/(2.3.4) + 5/(3.4.5) + 7/(4.5.6) +....
  30. Algebra

    What is the sum or difference? 5-3x/5 My answer is 1 - 3x/5
  31. math

    the sum of 16 and 3 is greater then the product of 9 and 2
  32. maths

    On a certain sum, C.I. is Rs 41 and SI is Rs 40. for 2 years. What is the rate p.a.
  33. Math

    Find the Sum -4+[3+(-2)+(-2)] is the answear -5?
  34. algebra I

    What are to conecutive integers whose sum is 35?
  35. math

    The sum of 16 and Janelle's age is 53
  36. math

    two numbers are reciprocals of each other and whose sum is 3
  37. Alg & Trig 2

    find the sum of 1/2, 2/7x, and 5/x
  38. maths

    On a certain sum, C.I. is Rs 41 and SI is Rs 40. for 2 years. What is the rate p.a
  39. Alg & Trig 2

    find the sum of 1/2, 2/7x, and 5/x
  40. Math

    The sum of 24 and Vanessa's age is 40
  41. Math

    If two integers a and b have a product of 34. What is the least sum of a and b
  42. College math

    Help me The product of 4 and y is the sum of 3 and 9
  43. English

    what does this saying mean? "The whole is greater than the sum of its parts"
  44. math

    Calculate the sum of the series: π²/3!-π^4/5!+π^6/7!-π^8/9!+π^10/11!....
  45. algebra 2

    What is the sum of the first 60 positive integers?
  46. math

    the product of six whole numbers is 36. What is the least possible value of their sum?
  47. algebra

    two integers, x and y have a product of 20. what is the least possible sum of x and y?
  48. math

    two integers, x and y have a product of 20. what is the least possible sum of x and y?
  49. Math

    What is the sum of the geometric sequence 4/3, 2/3, 1/3, 1/6, ....? I got 8/3, am I right?
  50. Algebra

    What is the sum of all coefficients of the polynomial? f(x)= (3x^3 - 3x - 1)^38 * (2x+1)^4 * (x^4 - 3x^2 + 5x - 2)^77
  51. Use benchmarks to estimate the sum, difference, or

    I need help with these 1. 1 7/8 + 1/9 2. 5 2/11 -3 2/18 3. 8 2/17 x 1 15/17 4. 2/9 + 4/9 5. -5/6 + 4/18 6. 11 5/9 + 10 1/3 7. -1/5 + (-3/7)
  52. Algebra

    What is the perfect squaredigits sum 4
  53. Math

    If the sum of 2 whole numbers is 76, their product is at most how much?
  54. math

    Subtract the sum of 81.6 and 4.07 from 129.4
  55. Math

    What is the product of the sum of 1.3 and 0.9 and the difference of 1.2 and 0.8
  56. Math

    Find the sum of all the even numbers between 75 and 85
  57. a.p.

    find the sum of n arithmetic means between x and 3x
  58. G.p.

    Find the sum of the series 1+1/3+1/9+1/27+...to n terms.
  59. Math

    The sum of 23 and Hans height is 54
  60. Math

    62 is the sum of 16 and hectors score
  61. math

    Which expression represents the sum or (2x-5y) and (x+y)?
  62. math

    divide the sum of 65/12 and 8/3 by their difference
  63. math

    how do you rename 2/5 so you can add it to 11/25? what is the sum?
  64. Math

    What is the largest possible value of the sum of 1000
  65. MATH

    Find the sum 4 Σ(0.5)^n n=0
  66. alg

    Which expression represents the sum of the following? (3n / n^2 - 2n + 1) + (5 / n - 1) a) 8n - 1 / (n - 1)^3 b) 8n - 5 / (n - 1)^3 c) 8n - 5 / (n - 1)^2 d) 8n - 1 / (n - 1)^2 b
  67. math

    The sum of two primes is 60. What are the numbers?
  68. math

    what are three consecutive nubers whose sum is 90?
  69. Math

    Can you use double 1+1 to find the sum of 2+3
  70. algebra. help!

    MATRICES What is the sum of [3/4 -2/-3]+[-5/3 -4/-2]? a. [-8/1 2/6] b. [-2/7 2/-1] c. [2/-7 6/5] d. [-2/7 -6/-5]** What is the difference of [3/4 -2/-3]-[2/7 -5/12] a. [-3/-1 3/7] b. [1/-3 3/-15] c. [-3/3 -3/15]** d. [-1/3 3/-15]
  71. maths

    find the sum of first 15 multiples of 8
  72. G.p.

    Find the sum of the series 1-1/2+1/4-1/8+...to n terms.
  73. algebra

    the sum of n terms of the series 1, (1+2), (1+2+3)............is A) (n/3)(n+1)(n-1) B)(n/6)(n+1)(n-1) c) (n²+3n+20) D) none
  74. Maths

    If the sum of first n,2n,3n terms of the AP are S1,S2,S3 respectively,then prove that S3=3(S2-S1).
  75. algebra

    Find the sum a+(a+1)+(a+2)+…….(a+n-1) in terms of a and n
  76. Math

    Divide the sum of -1/12 and -4/9 by difference?
  77. Math

    If the third of 6 consecutive numbers is 12, what is their sum?
  78. Alegebra

    what is one-fourth the sum of n and 2 equals one
  79. algebra

    The sum of 16 and twice Gail's score
  80. math

    Divide the sum of -13/8 and 5/12 by their difference
  81. Math

    Sum of 3/4 + 1/3 _ _ 8 4 Simplest form
  82. mathematics

    Estimate each sum or difference of 54.23-2.39
  83. Math

    The sum of 14 and ricks age is 70
  84. math

    My digits are the same. Their sum is 3 less than their products. Who am I?
  85. Math

    Divide the sum of , 5/21 by their differences 4/7
  86. Math

    Estimate each sum and difference. 3 1/4 + 2 5/6 5 6/9 - 1 3/4 5 5/13 + 8 3/5 11 - 6 3/7 + 2 2/5
  87. Math

    Estimate each sum and difference. 3 1/4 + 2 5/6 5 6/9 - 1 3/4 5 5/13 + 8 3/5 11 - 6 3/7 + 2 2/5
  88. algebra

    How do you write,45 less than the sum of the other two angle
  89. maths

    find the sum of the following sequence 3,5,7
  90. math

    What two numbers have a product of 3.6 and a sum of 3.8
  91. math

    explain how to use addends of a sum 17
  92. math

    what are the three consecutive whole numbers whose sum is 48?
  93. math

    the sum of all numbers 1-100
  94. MATH

    6000 = SUM OF 14 NO HUNDREDS
  95. Math

    How many sets of 3 primes sum to 20?
  96. algebra

    the sum of n terms of the series 4+6+9+13...........is A) (n/6)(n²+3n+20) B)(n/6)(n²-3n-20) c) (n²+3n+20) D) none
  97. Algebra

    what two numbers have the product of -78 and the sum of -3.
  98. A.p.

    Find the sum of n' arithmetic means between x and 3x.
  99. math

    Use benchmarks to estimate the sum. 1. 11/15+1/8. A:about 1/2 B:about 3/4 C:about 1 D:about 1 1/2
  100. MATH

    What is the sum of (x^2-3x+2) and (5x^2-3x-8)? show your work help me!!!