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Multiply `a` × 100

Evaluate the expression if x = 4 and y = `y`

Simplify.-`a“b`

Perform the given operation. `a` – `b`

Convert from scientific notation to standard notation. `a` × 10`b`

Evaluate the expression if x = `x`, y = `y`, and z = `z` `a`x + `b`y – z

Evaluate the expression if x = `x`, y = `y`, and z = `z` xz – y2

The monthly family income of a family is $`a`,000. They spend `b`% of their monthly income on food. How much do they spend on food each month? Answer = $________ (fill in the value)

Round to the nearest hundreds `a`,`b`71

Find the product of the expression, using the multiplication table (if needed). `a` `b`