How to subtract variables

Practice Questions

ISEE Upper Level (grades 9-12) Quantitative Reasoning › How to subtract variables

Questions

6

1

Assume you know the values of all four variables in the expression

$r - m \div n \cdot q$

In which order do you perform the operations in order to evaluate the expression?

2

Consider the expression:

$a \cdot b + c \div d$

Which of the following expressions must be equal in value to the above expression?

I) $(a \cdot b) + c \div d$

II) $a \cdot \left (b + c \right ) \div d$

III) $a \cdot b +\left ( c \div d \right )$

3

is negative. Which of these quantities is the greater?

(A)

(B)

4

Simplify:

5

When evaluating the expression

$r - \left (t+ g - x \right )- y + z$ ,

assuming you know the values of all five variables, what is the third operation that must be performed?

6

Simplify:

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