Questions on Algebra: Decimal numbers, power of 10, rounding answered by real tutors!

Tutors Answer Your Questions about decimal-numbers (FREE)

Question 660283: I need help taking any decimal and turning it into a fraction. Is there a formula for this? I know the easy ones like .33 is 1/3 but I need to know how to do the more complicated conversions. Thank you so much for your help!
Click here to see answer by josmiceli(19441)

Question 661851: i need help rounding, 71.375 and 167.833 to the nearest hundreth please, thanks:)
Click here to see answer by ReadingBoosters(3246)

Question 663334: please help me -1.32+ (-8.9)
Click here to see answer by checkley79(3341)

Question 634795: convert to decimal: 1). 4 3/5 2). 2/3 3).75.3%

Click here to see answer by kevwill(135)

Question 653097: changing decimals into fractions
0.857142857142857142...
Click here to see answer by kevwill(135)

Question 643808: Algebra: Judy and Linda decided to shre the cost of a $21.00 pizza based on how much eat ate. If Judy ate 3/4 of the amount that Linda ate, how much should each pay?
Click here to see answer by kevwill(135)

Question 624179: what is the rounding off numbers of 139,999 in the nearest tens,nearest hundreds,nearest thousands,ten thousands,and hundred thousands?

Click here to see answer by kevwill(135)

Question 665798: round 0.28571 to the nearest hundred
Click here to see answer by Alan3354(69443)

Question 666505: what is the cost, in dollars, of 13.4 gallon of lead-free gasoline at 112.9 cents per gallon? (112.9 cents = $1.129
Click here to see answer by rfer(16322)

Question 667126: round off 48 to the nearest 10?

Click here to see answer by Midnight1990(2)

Question 668192: convert 12 1/2 to a decimal.
Click here to see answer by swincher4391(1107)

Question 668637: how to solve 6/15=2/?
Click here to see answer by lynnlo(4176)

Question 669042: 0.4m-0.7=0.22
Click here to see answer by lynnlo(4176)

Question 664754: a number rounded to the nearest tenth is 3.9, what might the number be? list three possibilities.
Click here to see answer by ReadingBoosters(3246)

Question 654655: Raul owns 1,000 shares of stock in the electric company. If his stock is worth $452.50, how much is each share worth? Show a money answer.
Click here to see answer by ReadingBoosters(3246)

Question 670584: An atom is a small unit of matter. A small atom measures about 0.0000000001 meter. Write the decimal as a power of 10
Click here to see answer by MathLover1(20849)

Question 671387: Hi can you make up a interesting rhyme for this multiplication problem: 9x9

Example:7 and 7 is doing fine, 7 times 7 is forty nine
Example:8 and 4 were sad and blue,8 times 4 is thirty two
Click here to see answer by Alan3354(69443)

Question 671686: how do i write -6.875 as fraction

Click here to see answer by Alan3354(69443)

Question 672054: Please help solve:
6.1e+1.07=9
Click here to see answer by stanbon(75887)

Question 672470: HOW DID YOU CHANGE A DECIMAL TO A FRACTION

Click here to see answer by Alan3354(69443)

Question 672728: The scientific notation of 15/80 rounded to two decimals is....
Click here to see answer by fcabanski(1391)

Question 675789: round 7.06, 4.80, and 3.61 to the nearest tenth?

Click here to see answer by ReadingBoosters(3246)

Question 670203: what is 1/10 of 8/100?
Click here to see answer by ReadingBoosters(3246)

Question 678512: how do i do algebra step by step because im try to become an rn
Click here to see answer by ReadingBoosters(3246)

Question 678928: 3(x+2.86)=2x Ive done this question a million times cant figure out where I messed up
Click here to see answer by jim_thompson5910(35256)

Question 678928: 3(x+2.86)=2x Ive done this question a million times cant figure out where I messed up
Click here to see answer by stanbon(75887)

Question 679159: If S is 150% of T, what percent of S+T is T?
Please show work.
Click here to see answer by ptaylor(2198)

Question 679944: please help me solve 23/40 is what percent
Click here to see answer by stanbon(75887)

Question 681742: what is 162 over 1000 simplified???
Click here to see answer by ReadingBoosters(3246)

Question 683488: What does 0.75 get converted to?
Click here to see answer by ReadingBoosters(3246)

Question 685196: 48/10
Click here to see answer by jim_thompson5910(35256)

Question 690569: Simplify, showing your steps. Tell the property you used in each step.
2(a + 4) + -8
Click here to see answer by rfer(16322)

Question 692310: When multiplying decimals such as: .008 x .006, I am aware that after finding the product, you are supposed to count the amount of numbers to the right of the decimal point in the multiplier and multiplicand to determine where the decimal is placed in the product. In the multiplication problem I have listed above, the product does not contain enough numbers to place the decimal correctly. What do I do when this problem occurs?
Thank you for your help!
Click here to see answer by vleith(2983)

Question 692529: write in standard form 6.793*10 to the 6th power

Click here to see answer by rfer(16322)

Question 694764: Hi, I am currently struggling with algebra 1. I'm in grade eight. I need to figure out how to write an inverse variation if y varies inversely with x. please tell me how to solve x=3 when y=2
Click here to see answer by MathLover1(20849)

Question 696407: how much is 1,000 stamps if 1 cost's 37 cents
Click here to see answer by BigToosie(32)

Question 696539: how do you work out algebra questions

Click here to see answer by Alan3354(69443)

Question 696676: When the cost of a car is multiplied by 0.06 the result is $1720 find the cost of the car and show work
Click here to see answer by jim_thompson5910(35256)

Question 696916: change 7/8 to decimal

Click here to see answer by lynnlo(4176)

Question 696916: change 7/8 to decimal

Click here to see answer by stanbon(75887)

Question 698144: i need more help in decimal number rounding

Click here to see answer by solver91311(24713)

Question 698128: If R,S and t are integers greater than 1, where RS= 15 and St= 33, which of the following must be true?
Click here to see answer by Edwin Parker(36)

Question 698494: how many times as great is the 5 with slash in the 5/43,158 than 5 that has no slash ??
Click here to see answer by Alan3354(69443)

Question 699626: what is 8 hundredths less than 3.896
Click here to see answer by Alan3354(69443)

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