math

posted by .

Can anyone show me how to worj this I am lost Perform the subtraction :7/9-(15/8) thank you in advance

  • math -

    First we need to find the common denominator.

    7/9 = 56/72
    15/8 = 135/72

    56/72 - (135/72) = -(79/72) = -(1 7/72)

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. computers

    digital logic design ( i have a lot questios so please help me) Proof that: A¡¦.B + B¡¦.C¡¦ + A.B + B¡¦.C = 1 Q3 [2 points], According to DeMorgan theorem, the complement of W . X + Y . Z is W¡¦ + X¡¦ . Y¡¦ + Z¡¦ Yet …
  2. math 115

    1. perform the indicated addition. 2,580+675+36= 3,291 is this correct?
  3. Math

    Could someone please explain this problem to me?
  4. 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 #8)Multiply:(4){-3/2} …
  5. Algebra II

    Two algebra II questions... simple, i believe?
  6. math

    x/3+2=x/6 In solving this problem do I divide 3 from both sides are what. I am a bit lost. please show me the steps so I can see if I am right or wrong in my calculations. Thanks you in advance.
  7. math

    Give a counterexample to show that each of the following generalizations about the set of integers {-3,-2,-1,0,1,2,3} is false. a) commutative property for subtraction b)associative property for subtraction
  8. algebra

    Perform the subtraction. (4x/x^2+2x-8)-(x/x^2-16)
  9. algebra

    perform the subtraction (8a+2b)/(8a^(2)+2ab-3b^(2))-(a+2b)/(16a^(2)-ab^(2))
  10. Math Review HELP

    Perform the following addition subtraction problem.s Be careful about operations and parenthesis. (3.5*10^3)(4.2*10^5)+(4.3*10^-4)(2.1*10^-2) A little confused... Please Help,,, thanks

More Similar Questions