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How do you find the area?
To find the area you must multiply the length times the width. (A = L x W)
What is the diameter of a circle?
The diameter is the line that goes through the center of a circle and with end points on each side.
What is the radius of a circle?
The radius is a line that has one end point on the side of the circle and one on the center.
How do you change a fraction to a decimal?
To change a fraction to decimal you divide the bottom number into the top number. Or find a "BIG ONE" that makes the denominator a 10 or hundred and then move the decimal place by counting zeros.
How do you find an equivalent fraction?
When finding an equivalent fractions use THE BIG ONE to divide or multiple. What you do to the top you must do to the bottom.
How do you change a decimal to a percentage?
To change a decimal to a percentage you move the decimal to the right two places. 0.89 = 89/100 = 89%
How do you plot a point on a graph?
When graphing a plot on a graph, always start at 0 and then go left or right on the X axis and then go up or down on the Y axis.
When plotting a point on a graph which line is the X axis and which is the Y axis?
X is the horizontal line and the Y is the vertical line.
What is a prime number?
A prime number is any number divisible only by 1 and itself. EX: 11 because only 1x11 equals 11.
What is a composite number?
Composite numbers can have many number that can be multiplied to make that number. EX: 24 because 1x24, 2x12, 3x8, and 6x4 all equal 24.
How do you balance a equation?
In order to balance an equation, both sides of the = sign must be the same total. EX: (18 + 4) x 7 = 22 x 7
What are the order of operation's rules?
Please Excuse My Dear Aunt Sally.
(Parenthesis, Exponent, Multiple, Divide, Addition, Subtraction)
Always work left to right when the operation is the same such as multiply/divide or addition/subtraction.
What is the subtraction poem?
More on top,
No Need to stop.
More on the floor,
Go next door get ten more.
Numbers the same,
Zeros the game.
How do you write 4,886,120 in words?
four million, eight hundred eighty-six thousand, one hundred twenty
What is the number seven million, seven hundred sixty-five thousand in standard form?
The number is 7,765,000.
What do you use to check your answer for division?
You use multiplication to check your answer for division.
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