Natural numbers - The numbers we use for counting, starting from 1 and going up by one each time, Decimal number - A number that includes part of a whole and is written with a decimal point, Equation - A math sentence with expressions that are equal to each other, like 5 + 3 = 8, Estimation - Using what you know to find an approximate value, Expense - Money spent on goods and services., Financial institution - A place where people can do money-related things, like banks where you can save money or get loans., Income - Money that you earn or receive when you get paid for doing a job or sell something, Profit - Money that's left over after you've paid for all of the expenses, Rounding - A type of estimation where you change a number to the nearest value, Strip diagram - A picture that helps us understand how different numbers are related to each other, Trailing zeros - Zeros at the end of a decimal number that don't change the value, Whole numbers - The numbers we use for counting, but they also include zero.,

4th Grade Add and Subtract Vocabulary

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