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Grade 3 - Patterns and Relations
Standard 3.RP.1.3 - Practice using multiplication and division to solve for a variable.
Students will be expected to solve one-step addition and subtraction equations involving symbols representing an unknown number. • Performance Indicators - PR03.01 Explain the purpose of the symbol in a given addition and in a given subtraction equation with one unknown. - PR03.02 Create an addition or subtraction equation with one unknown to represent a given combination or separate action. - PR03.03 Provide an alternative symbol for the unknown in a given addition or subtraction equation. - PR03.04 Solve a given addition or subtraction equation that represents combining or separating actions with one unknown using manipulatives. - PR03.05 Solve a given addition or subtraction equation with one unknown using a variety of strategies including guess and check. - PR03.06 Explain why the unknown in a given addition or subtraction equation has only one value.