Which expression represents an unknown number minus 45?

a.

b × 45

b.

b – 45

c.

b ÷ 45

d.

b + 45

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers

Which of the following best describes the figure?

Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4