BIM Chapter 3 Test

Front

What is the expression for 'twice a number x'?

Back

2x or 2(x)

Front

Evaluate the expression when a=6 and b=8: ab

Back

48

Front

What is the expression for '40 divided by 5'?

Back

40 ÷ 5

Front

Evaluate the expression when a=6 and b=8: a - 6

Back

0

Front

What is the expression for '25 more than 50'?

Back

50 + 25

Front

What does 'evaluate' mean in mathematics?

Back

To calculate the value of an expression.

Front

Back

14

Front

What is the expression for 'three times a number y'?

Back

3y or 3(y)

Front

What is the expression for 'the sum of a and b'?

Back

a + b

Front

What is the expression for 'the difference of a and b'?

Back

a - b