# Math Vocabulary

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Category: Education

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## Presentation Transcript

### Slide 1:

Written by Mrs. Toothman’s 2nd Graders Math Vocabulary

### Angle :

An Angle is made by two lines that extend from the same point. Angle

### Clock :

If you want to know what time it is, look at a clock. - Katelyn Clock

### Cylinder :

A cylinder is a figure with a long round body. -Luke Cylinder

### Denominator :

The denominator is the bottom number in a fraction. -Carson Denominator

### Dollar :

A dollar is worth 100 cents. -Payton Dollar

### Equation :

An equation is a mathematical statement that contains an equal sign. -Kali Equation

### Even Number :

An even number is divisible by two. -Alyssa Even Number

### Fraction :

A fraction is a part of a whole, like a half, a third, or a quarter. Fraction

### Half :

When something is divided into two equal parts each of these two parts is half of the original object. - Payton Half

### Hour :

There are 24 hours in a day. -Hailey Hour

### Hundredth :

A hundredth I one part in a hundred equal parts. -Carson Hundredth

### Line Segment :

A line segment is a portion of line with end points . -Haley Line Segment

### Minus :

The mathematical symbol minus means to subtract. Four minus three is written: 4-3=1. -Marcus Minus

### Minute hand :

A minute hand on a clock tells you how many minutes past the hour it is. -Oliver Minute hand

### Multiplication :

The basic idea of multiplication is repeated addition. -Jack Multiplication

### Number Line :

A line with numbers placed in their correct position. -Anjali Number Line

### Numerator :

The numerator is the top number in a fraction. -Marcus Numerator

### Odd Number :

An odd number can’t be divided evenly by two. -Sarah Odd Number

### Ordinal Number :

An ordinal number shows the position in a series of numbers. First, second and third are ordinal numbers. -Hailey Ordinal Number

### Pattern :

A pattern is something that is repeated. -Oliver Pattern

### Penny :

A penny is a coin worth one cent. -Matthew Penny

### Plus :

A plus sign means addition. -Luis Plus

### Regular Polygon :

A regular polygon has sides that are all the same length. -Noah Regular Polygon

### Right Angle :

A right angle looks like the corner or a square it extends ninety degrees -Emely Right Angle

### Ruler :

A ruler is a straight piece of material that is used for measuring distances or drawing straight lines. -Alyssa Ruler

### Skip Counting :

Skip counting is counting while skipping some numbers, like 2,4,6,8… -Katelyn Skip Counting

### Sphere :

A sphere is a ball shaped object. -Anjali Sphere

### Square :

A square has four equally long sides which are at right angles to each other. -Alyssa Square

### Subtraction :

Subtraction is an operation in which one number is taken away from another number. -Katie Subtraction

### Symmetry :

Symmetry is when one shape becomes exactly like another if you flip, slide or turn it. -Molly Symmetry

### Tally Marks :

Tally marks are a quick way of keeping track of numbers in groups of five. -Molly Tally Marks

### Time :

Time is measured in seconds, minutes, hours, days, weeks, months, and years. -Emely Time

### Triangle :

A triangle is a geometric figure that has three sides. -Haley Triangle

### Resources :

Resources We found the definitions at:http://www.enchantedlearning.com/Dictionary.html We found the pictures at: http://www.mathsisfun.com/definitions/index.html 