Place Value
The 5 in 502
What is the HUNDREDS place?
Always remember! You MUST LINE UP the decimal point.
What is adding and subtracting decimals?
The top of a fraction
What is a numerator?
When the TOP of a fraction is greater than the denominator, like 35/6
What is an IMPROPER fraction?
A closed shape made out of lines (no curves)
What is a POLYGON?
The 2 in 926
What is the TENS place?
This does NOT change the value of the decimal when you add it at the end.
What is a ZERO?
What is a denominator?
When there is a whole number and fraction together, like 4 1/2 (four and a half)
What is a MIXED NUMBER?
A triangle with 2 equal sides
What is ISOSCELES?
The first digit after the decimal point.
What is the TENTHS place?
This decimal written as a fraction is 7/10 (7 over 10)
What is 0.7?
To add and subtract FRACTIONS, this step is really important
What is finding an LCD (least common denominator)?
Top TIMES top, and bottom TIMES bottom, then SIMPLIFY
What is MULTIPLYING FRACTIONS?
A shape with 2 sets of parallel sides
What is a Parallelogram?
The 7 in 9,547,836,203
What is the MILLIONS place?
Look at the number to the right to decide if it should go one digit higher or stay the same.
What is ROUNDING?
When you multiply the TOP and BOTTOM by the same number, and change the fraction, but the value of the fraction stays the same.
What is an EQUIVALENT fraction?
When you divide, you need to do this to the second fraction.
What is a RECIPROCAL (when you flip the fraction upside down)?
The HORIZONTAL line on a grid (goes from side to side)
What is the X axis?
In 388.4, the 8 in the tens place is _____ than the 8 in the ones place.
What is 10 times greater?
The decimal 0.5 written as a fraction.
What is 1/2 (a half)?
When you have a fraction as your answer, make sure you do this.
What is TO SIMPLIFY or SIMPLEST FORM (also called reduce to lowest terms)?
The simplified fraction for 65/100
What is 13/20?
When you plot a point (or ordered pair) on a grid, the first and second number are written in parenthesis in a certain order (according to the axis letter) like (4,7)
What is (x,y)?