Second - Number, money and measure
Standard 2.NS.1.10 - Practice using addition and subtraction to solve for a variable.
Included Skills: Mixed Equations, Algebra
Expressions and equations • I can apply my knowledge of number facts to solve problems where an unknown value is represented by a symbol or letter. • Solves simple algebraic equations with one variable, for example, a - 30 = 40 and 4b = 20.