Questions on Algebra: Numeric Fractions answered by real tutors!

Tutors Answer Your Questions about Numeric Fractions (FREE)

Question 289180: How do I solve this problem? 2/3 - (1/2 - 1/3)
I know I have to find the lcd, but how does the numerator change?
Click here to see answer by richwmiller(9135)

Question 289236: The problem I need help with is,
3,500cm^3= how many liters. Is the 3 a power too or a square? please help.
Click here to see answer by scott8148(6628)

Question 289645: How do I find 3/4 of 2/3
Click here to see answer by richwmiller(9135)

Question 289659: Divide 44,832 divided by $3,736/month Be sure to attach the proper units.
Click here to see answer by checkley77(12569)

Question 289677: The electricity costs of a business increased from $15,000 one year to $16,000 the next. To the nearest whole percent, what was the rate of increase?
Click here to see answer by checkley77(12569)

Question 290112: add 1/2 + (-3/4)+(-1/4)
Click here to see answer by alegriajoy33(14)

Question 290208: 6x^2y+9xy^2
---------- =
12xy
Click here to see answer by vleith(2825)

Question 290577: Hi do u have free tutoring?
Click here to see answer by checkley77(12569)

Question 290605: (6*3)/(4+10-5)=
Click here to see answer by user_dude2008(1861)

Question 290899: Estimate the following sum:

Click here to see answer by unlockmath(1599)

Question 290899: Estimate the following sum:

Click here to see answer by Edwin McCravy(8909)

Question 290899: Estimate the following sum:

Click here to see answer by MathTherapy(1424)

Question 291280: 2 over 400 times .35
Thanks alot!!
Click here to see answer by checkley77(12569)

Question 291462: I have been asked to solve this equation.
Don't know where to start.
X + (18% x X ) = 2520
Can you help please?
thanks
Kerri
Click here to see answer by Alan3354(30993)

Question 291579: Is 6/10 greater then, less then, or equal to 120/200

Click here to see answer by richwmiller(9135)

Question 291584: Jim is starting a diet. When he arrived at home, he ate 1/3 of the half pizza that was left over from the previous night. The whole pizza contains 2000 calories. How many calories did Jim consume?
Click here to see answer by richwmiller(9135)

Question 291583: The ratio of boys to girls in Mr. Jones’s class is 3 to 5, the ratio of boys to girls in Mrs. Smith’s class is the same, and you know that there are 15 girls in Mrs. Smith’s class. How many boys are in Mrs. Smith’s class?
Click here to see answer by richwmiller(9135)

Question 291580: Can 4/5, 7/8, 5/14 be written as 4/8, 7/14, 5/5 to obtain the same answer? Why or why not?
Click here to see answer by richwmiller(9135)

Question 291581: John has 54 1/4 yard of material. If he needs to cut the cloth into pieces that are 3 1/12 yards long, how many pieces can he cut? How much material will be left over?
Click here to see answer by richwmiller(9135)

Question 291620: hello.
i am finding it difficult to understand what INPROPER AND PROPER questions are.
please help.
thanks you.
your sincerely
zeynah khan =]
Click here to see answer by richwmiller(9135)

Question 291746: Did I get the right answers and how would I check this?? 4/x=5/7= 4*7=x*5 = 28=5x = x=28/5 And also the same for 3a/7=(-2)/5 = 3a*5=7(-2) = 15a=(-14) = a=14/15 Thanks so much!
Click here to see answer by richwmiller(9135)

Question 291758: 3a/7=(-2)/5 I think the answer is a=14/15? I also need to know how to check if you could show the steps.Thank you =)
Click here to see answer by richwmiller(9135)

Question 291747: I need help solving x-2/2 - x+2/4=1/2 Thanks for the help!
Click here to see answer by richwmiller(9135)

Question 292421:
what is x?

Click here to see answer by richwmiller(9135)

Question 292789: what is the nest term in the geometric sequence 16, -4, 1, - 1/4, ?

Click here to see answer by richwmiller(9135)

Question 292789: what is the nest term in the geometric sequence 16, -4, 1, - 1/4, ?

Click here to see answer by Edwin McCravy(8909)

Question 293070: Jim is starting a diet. When he arrived at home, he ate 1/3 of the half pizza that was left over from the previous night. The whole pizza contains 2000 calories. How many calories did Jim consume?
Click here to see answer by stanbon(57347)

Question 293067: Can 4/5, 7/8, 5/14 be written as 4/8, 7/14, 5/5 to obtain the same answer? Why or why not?
Click here to see answer by Alan3354(30993)

Question 293323: reduce each of the following rational numbers to simplest form

0/2
Click here to see answer by richwmiller(9135)

Question 293323: reduce each of the following rational numbers to simplest form

0/2
Click here to see answer by jim_thompson5910(28595)

Question 293815: 1 2/3 - 2/7
Click here to see answer by vleith(2825)

Question 294339: What is the fraction for 100000 to 2million?
Click here to see answer by craigt(10)

Question 294595: I'm having trouble understanding Algebra.
What would be the answer to the problem: x + 16 = 30
Thank you!
Click here to see answer by helpnalgebra(91)

Question 294683: x^2-(3/x)=7
I'm not sure if I did it right, but I come up with x=cubic root of 3
Click here to see answer by richwmiller(9135)

Question 294700: X 1
- -
5 - 11
Perform the indicated operations. Give the answer in lowest terms

Click here to see answer by richwmiller(9135)

Question 294699: Perform the indicated operations. Give the answer in lowest terms. _
X 1
- -
5 - 11

Click here to see answer by richwmiller(9135)

Question 295380: 1-Saying that 4 < the square root of x < 9 is saying what about x?

Click here to see answer by richwmiller(9135)

Question 295490: 5 and 2/3-3 and 4/5
Click here to see answer by Alan3354(30993)

Question 294779: Evaluate the following
15) f(x) = x + 4
a. f(5) =
b. f(–7) =
c. f(0) =
16) f(x) = 6x + 5
a. f(12) =
b. f(–1/2) =
c. f(0) =
17) h(x) = x2 – 4x + 5
a. h(4) =
b. h(–4) =
c. h(0) =

Click here to see answer by Deina(147)

Question 295607: 17
-8 1/2 =

Click here to see answer by jim_thompson5910(28595)

Question 295603: If 3/4 of a class is absent and 2/3 of those present leave the room. What fraction of the original class remains in the room?
Click here to see answer by jim_thompson5910(28595)

Question 295617: A recipe calls for 2/3 cups of white flour and 2 1/5 cups of whole wheat flour. How much flour do I need in total for my recipe?
I have tried to solve the problem by making the mixed fraction into an improper fraction and finding it's reciprocal. Next, I found the LCM and I added both fractions and came up with 37/33, but the teachers answer is 10/33. Could you please tell me what it is I am doing wrong?
Click here to see answer by richwmiller(9135)

Question 295839: h2-9hs+9s2

Click here to see answer by Alan3354(30993)

Question 296150: can you hep me with my math?
Click here to see answer by persian52(158)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210