Mental Math
11 Squared
What is 121
1/2 x 1/4
33
What is 27?
This Greek mathematician is famous for a theorem about right triangles.
What is the Pythagorean Theorem? / Who is Pythagoras?
This planet is known as the Red Planet.
What is Mars?
12 x 13
What is 158
5/5 x 2/5
What is 2/5
What do the letters of BEDMAS or PEDMAS stand for
Brackets (or Parentheses), Exponents, Division, Multiplication, Addition, Subtraction.
This number, about 3.14, has been studied for thousands of years.
What is pi?
This animal is the largest mammal on Earth.
What is the blue whale?
40 x 40
What is 1600
3/4 ÷ 9/10
What is 5/6?
A triangle that has the sides A=3cm B=4cm would have a hypotenuse of ...
What is 5cm?
This ancient civilization used hieroglyphs and was one of the first to use fractions.
What is ancient Egypt?
This fairy-tale girl visited a house made of gingerbread in the forest with her brother.
Who is Gretel?
What is 10 Million or 10,000,000
Sarah ran 2 1/4 kilometers on Monday and 1 2/3 kilometers on Tuesday.
How many kilometers did she run in total?
3 11/12 Km
What are three different kinds of triangles?
Right Angle, Acute, Obtuse, equilateral, isosceles, scalene.
This type of tool, used for measuring angles, was invented long ago and is still used in math class today.
What is a protractor?
This natural disaster is measured using the Richter scale.
What is an earthquake?
90 x 90
What is 8100
A rope is 4 1/2 meters long. Each small piece must be 3/4 meter.
How many pieces can be cut from the rope?
6 Pieces
A triangle with 10 sides is called...
What is a Decagon?
This counting tool, still used in parts of the world today, was invented thousands of years ago and has beads that slide on rods.
What is an abacus?
This scientific law states that every action has an equal and opposite reaction.
What is Newton’s Third Law (of Motion)?