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How many expressions are there for the number 7?
There are infinitely many expressions for the number 7, as it can be represented in various mathematical forms. Some examples include 7, 3+4, 10-3, 14/2, 2^3, and sqrt(49). These expressions can involve addition, subtraction, multiplication, division, exponentiation, and square roots, among others.
How would you change 33 over 10 to a mixed or whole number?
You could do the division on your calculator: 33 ÷ 10 = 3.3, then convert the 0.3 portion to a fraction = 3/10, so the answer is 3 3/10. Or you could do the division by hand and get 3 with a remainder of 3. This remainder becomes the numerator of the fractional part, and the denominator is the number that you divided by (10 in this case). This is 3 3/10.
Is 3 plus 7 a numerical expression?
Yes. Anything which you can evaluate (calculate) to get a number is a numerical expression. Thus, all of the following are numerical expressions:5x (if the variable stands for a number)1 + 25 / 3square root of (5 / 3)In general:* Any number* Any variable that stands for a number* An addition, subtraction, multiplication, division, or power that involves numerical expressions is again a numerical expression (as long as the operation makes sense - for example, you can't divide by zero)* Many mathematical functions, with a numerical expression as a parameter - for example, sin(5 + 3), ln(10), etc.
What equals to 5.3?
5.3 is a decimal number that can be expressed as a fraction as 53/10 or as a mixed number as 5 3/10. It can also be represented in scientific notation as 5.3 x 10^0. In terms of operations, 5.3 can be added to or subtracted from other numbers to form mathematical expressions.
Solve this equation -x plus 3 10?
There appears to be no equation in the question: only some disjoint expressions. Expressions cannot be solved.
