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45 Cards in this Set
- Front
- Back
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place value
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hundreds tens ones
(432 = 4 hundreds 3 tens 2 ones) |
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value of the digit
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how much a digit is worth in a 3 digit number
(The value of the 4 in 548 is 40.) |
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expanded form
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A way of writing a number using +.
(For example, 567 = 500 + 60 + 7) |
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standard form
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A way of writing a number like you regularly do.
467 |
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word form
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A way of writing a number using only words.
489 = four hundred eighty nine |
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greater than
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Used to compare two numbers.
68 > 43 68 is greater than 43. (Remember the alligator eats the bigger number.) |
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less than
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Used to compare two numbers.
87 < 109 87 is less than 109. (Remember the alligator eats the bigger number. |
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equal
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Used to show two numbers are the same.
45 = 45 or 45 = 40+5 45 equals 45. Remember to add/subtract the equation first. |
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related fact
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two equations that are in a fact family.
7 4 3 4 + 3 = 7 7 - 4 = 3 |
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fact family
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four number sentences that use the same 3 numbers.
5 3 8 5 + 3 = 8 3 + 5 = 8 8 - 3 = 5 8 - 5 = 3 |
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sum
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The answer to an addition problem
4 + 1 = 5 5 is the sum to the addition problem. |
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difference
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The answer to a subtraction sentence.
9 - 2 = 7 7 is the difference in this subtraction sentence. |
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addition
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adding, plus
+ |
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subtraction
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subtract, minus, take away
- |
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array
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a way of organizing objects in rows and columns to create a multiplication sentence
**** **** **** rows X columns = 3 X 4 = 12 |
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whole fraction
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The whole thing so that it equals one. The numerator (top number) should be the same as the denominator (bottom number).
4/4 = 1 |
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picture graph
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a way to show information using pictures
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bar graph
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a way to show info using rectangular boxes
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tally marks
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A way of showing information. When a group of lines is crossed out, it equals 5.
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quarter hour
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15 minutes
3:15 (quarter after 3) 15 minutes after 3 4:45 (quarter before 5) 15 minutes before 5 |
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minutes in an hour
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big hand on the clock.
count by 5's. |
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days in a week
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7 days in a week
(Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday) |
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months in a year
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12 months in a year
(January, February, March, April, May, June, July, August, September, October, November, December) |
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days in a month
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30 or 31 days in a month except for February which has 28
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triangle
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3 sides
3 vertices (angles) |
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rectangle
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4 sides (2 sides are the same length)
4 vertices (angles) |
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circle
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0 sides
0 vertices plane shape that has no straight lines |
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square
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4 sides of equal length
4 vertices (angles) |
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hexagon
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6 sides
6 vertices |
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sphere
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the shape of a baseball
0 edges 0 vertices (angles, points) 0 faces |
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square pyramid
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5 faces
5 edges 5 vertices (angles, points) |
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cube
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6 faces
12 edges 8 vertices |
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rectangular prism
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6 faces
12 edges 8 vertices |
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cylinder
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2 faces (faces are always flat)
0 edges (edges are always straight) 0 vertices (points or angles) |
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face
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the flat part of a solid figure
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vertices
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the point on a solid figure or angle on a plane shape
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edges
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where 2 faces meet on a solid figure
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range
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the largest number minus the smaller number in a set of data
5 6 4 7 3 7 - 3 = 4 The range is 4 |
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mode
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the number that is used the most in a set of data
5 6 7 4 3 4 3 4 2 The mode is 4 since it is used the most in the data |
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quarter
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25 cents $0.25
2 quarters = 50 cents $0.50 3 quarters = 75 cents $0.75 4 quarters = 100 cents $1.00 |
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dime
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10 cents $0.10
count by 10's when counting dimes smallest (size) coin |
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nickel
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5 cents $0.05
count by 5's when counting nickels |
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penny
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1 cent $0.01
count by 1's when counting pennies |
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dollar
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$1.00
count by 1's when counting dollars |
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triangular pyramid
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4 faces
4 vertices (points) 6 edges |
