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4G2nd9wksMath

Vocabulary

TermDefinition
Number Line A straight line with numbers placed at equal distances along it, used to show numbers in order. Example: We can use a number line to show how far point X is from zero.
Distance How far it is from one point to another. Example: The distance from your house to the park.
Fraction A number that shows a part of a whole. Example: 1/2 means one out of two equal parts.
Comparison Looking at two or more numbers to see how they are alike or different (like which is bigger or smaller). Example: Comparing 1/2 and 1/4 to see which is larger.
Number Sentence A math problem written with numbers and symbols (like +, -, x, ÷, or <, >). Example: 5 + 3 = 8 or 4 < 6.
Cost The amount of money needed to buy something. Example: The cost of a movie ticket.
Goal A target or aim that you want to achieve. Example: The goal is to sell 900 tickets.
Ounces A small unit of weight or measurement, often used for food ingredients. Example: 6 ounces of cheese.
Strip Diagram A rectangular bar model used to show parts and a whole in a math problem. Example: A strip diagram can show how many cupcakes were baked in total and how many were chocolate.
Position The place where something is in a pattern or order. Example: The position of a number in a list (1st, 2nd, 3rd, etc.).
Rule A set instruction that tells you how to do something in math (often in a pattern). Example: The rule for this pattern is "add 3 each time.
Value The amount or worth of something. Example: The value of the number 5 is just 5.
Table A chart that organizes information in rows and columns. Example: A table can show how many tickets were sold each day.
Frequency Table A table that shows how often each item or number appears in a set of data. Example: A frequency table for how many tickets each member sold.
Data Facts or information collected for a math problem or study. Example: The number of tickets sold is data.
Expression (Fraction Model) A way to write a fraction problem using numbers and symbols. Example: 1/4 + 1/4 + 1/4 is an expression for 3/4.
Expenses The money spent on something. Example: Vacation expenses include food and hotel costs.
Variable Expenses Costs that change and are not always the same amount. Example: Food costs can be variable if you don't spend the same amount every day.
Equivalent Having the same value or amount. Example: 1/2 is equivalent to 2/4.
Decimal Form Writing a fraction as a decimal number. Example: The decimal form of 1/2 is 0.5.
Fraction of A part of a whole group or total. Example: What fraction of the bows are red?
Input The number you start with in a rule or function. Example: If the rule is "add 5," and the input is 2, the output is 7.
Output The number you get after applying a rule to the input. Example: If the rule is "add 5," and the input is 2, the output is 7.
Difference (Fraction of) The result when you subtract one fraction from another. Example: The difference between the fraction of vanilla donuts and strawberry donuts.
Models (Shaded to Represent) Drawings that use shaded parts to show fractions. Example: Two models shaded to represent the same fraction.
Purchased To buy something. Example: Sylvester purchased crayons.
Total Number The complete count of all items. Example: The total number of crayons.
Dot Plot A graph that uses dots above a number line to show how often each number appears. Example: A dot plot can show how many library books were checked out. Equivalent (Fractions/Decimals): Two different ways of writing numbers that have the same value. Example: 2.6 is equivalent to 26/10.
Shaded Parts The sections of a picture or diagram that are colored in, usually to show a fraction. Example: Which two fractions are equivalent to the shaded parts of the set?
Stem and Leaf Plot A way to organize data where each number is split into a "stem" (first digit/s) and a "leaf" (last digit). Example: A stem and leaf plot shows the ages of family members.
Account A record of money kept in a bank. Example: Andrea had money in her bank account.
Created by: MD_Hall
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