Mastering SAT/ACT Math Speed Traps Quiz

Question 1

What is the common mistake when solving 2(x + 3) = 10?

A Adding 3 to 10 first

B Multiplying 10 by 2

C Forgetting to distribute 2 to the 3

D Dividing 10 by 2 incorrectly

Question 2

When asked for the value of 2x, what is the most common error?

A Solving for x and stopping there

B Adding 2 to the result

C Squaring the value of x

D Subtracting 2 from the result

Question 3

What is a frequent mistake when calculating percentage increase?

A Multiplying by 100

B Adding the numbers together

C Dividing by the new value instead of the original

D Using the wrong decimal point

Question 4

If an equation is x^2 = 16, what is a common oversight?

A Adding 16 to 0

B Squaring 16

C Forgetting the negative root -4

D Dividing 16 by 2

Question 5

What is the danger of rounding too early in multi-step problems?

A Cumulative rounding error

B The answer will be too large

C The calculator will lock

D The answer will be negative

Questions