Lesson: Adding and Subtracting Decimals Mathematics

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In this lesson, we will learn how to add and subtract multidigit decimals.

Students will be able to

recognize that adding trailing zeros to a decimal value (to the right of both the decimal point and all other digits) does not change its value,
add multidigit decimals with the same number of decimal places,
add multidigit decimals with different numbers of decimal places,
subtract multidigit decimals with the same number of decimal places,
subtract multidigit decimals with different numbers of decimal places,
solve word problems involving the addition and subtraction of multidigit decimals.