Number Sense
The opposite of -10
What is 10?
Find the area of a rectangle with length of 10 m and width of 4 m.
What is 40 m2?
Find 10% of $50.
What is $5?
Find the value for x when 2x = -12.
What is -6?
The reciprocal of 3/4
What is 4/3?
Find the perimeter of a rectangle with a length of 10 m and width of 4 m.
What is 28 m?
Find 20% of 90.
What is 18?
Find the value for x when x - 9 = -11.
What is -2?
Simplify this expression: |-4|
What is 4?
What is 20 m2?
15 is 25% of what number?
What is 60?
Find the value for x when 5 - x = 3.
What is 2?
The number "pi" is what kind of number? Rational or irrational?
What is irrational?
Find the area of a circle with a radius of 4 cm.
What is 50.24 cm2. (pi x r x r)
20 is what percent of 100?
What is 20%?
Find the value of x when 2x + 4 = 12
What is 4?
Write 27/11 as a decimal, and say what kind of number it is (Rational or irrational, repeating or terminating)
What is 2.bar 45
Find the circumference of a circle with a radius of 5 cm.
What is 31.4 cm? (2xrx"pi")
45 is 60% of what number?
What is 75?
Find the value of x when -4x + 10 = 58.
What is -12?