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Help with this math problems?
If you could explain how these answers are achieved so that I can learn how to do them it would be great.
14-20 over (4)(3) -12
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What is the decimal equivalent of 33/40
solve for the unknown
s/9.0=3.0/0.6 S =?
Write 116 2/3 as a fraction or a mixed number.
1 Answer
- Anonymous1 decade agoFavorite Answer
1. (14-20) over (4)(3) - 12
Start with the top 14 minus 20 is negative 6
So your top is -6
With the bottom do order of operations from left to right
Please Excuse My Dear Aunt Sally
1. Parentheses 2. Exponents 3.Multiplication/Division 4. Addition/Subtraction
So first is Multiplication 4 times 3 is 12
12-12= 0
When working out a fraction if your denominator is 0 your answer is "Does Not Exist" because you can't divide a number by 0.
Answer: "DOES NOT EXIST"
2. Decimal Equivalent of 33/40
Your going to have to do long division.
33 divided by 40, I'm going to try to work it out on here...
__0.825
40 / 33.0
-320
----------
100
-080
-----------
200
-200
--------
0
Answer:
0.825
3. 116 2/3
Denominator times whole number
3 times 116=
Plus the numerator
348 plus 2 = 350 <-- thats your new numerator and you keep your denominator the same
Answer:
350/3
Hope this helps