Evaluate 1/3m - 1-1/2n when m=21 and n=12

Reduce any fractions to lowest terms. Don't round your answer, and don't use mixed fractions. -7p-4>26p-94

How many elements are in the union of five sets if the sets contain 10,000 elements each, each pair of sets has 1000 common elements, each triple of sets has 100 common elements, every four of the sets have 10 common elements, and there is 1 element

100,000,000 divided by 7

What is the Sum of (x+2y) ^2 and (x-y) ^2

What is 2.48 expressed as the quotient of two integers in simplest form?

What is the LCD of 24 and 36?

Jan buys a Tv in sale. The price is £448. What was the original price of the Tv if the sale is 30% off?

How do you write 52 hundreds, 4 tens, 16 ones

What is the answer to - 3x-6 + (-1) =

Simplify the expression 3x (x-12x) + 3x^2-2 (x-2) ^2. which statements Are true about the process and simplified product check all that apply