Solve length word problems using a ruler

Solve length word problems using a ruler

In this lesson, you will solve length word problems by using a ruler.

ADDITIONAL MATERIALS

STANDARDS

CCSS.2.MD.B.5 Use addition and subtraction within 100 to solve word problems involving lengths that are given in the same units, e.g., by using drawings (such as drawings of rulers) and equations with a symbol for the unknown number to represent the problem.

TEKS.2.7.C represent and solve addition and subtraction word problems where unknowns may be any one of the terms in the problem.

TEKS.1.5.D represent word problems involving addition and subtraction of whole numbers up to 20 using concrete and pictorial models and number sentences;

TEKS.2.4.C solve one-step and multi-step word problems involving addition and subtraction within 1,000 using a variety of strategies based on place value, including algorithms; and

TEKS.2.4.D generate and solve problem situations for a given mathematical number sentence involving addition and subtraction of whole numbers within 1,000.

IN.2.CA.3 Solve real-world problems involving addition and subtraction within 100 in situations involving lengths that are given in the same units (e.g., by using drawings, such as drawings of rulers, and equations with a symbol for the unknown number to represent the problem).

VA.CE.2.6.b determine sums and differences, using various methods; and

VA.CE.2.6.c create and solve single-step and two-step practical problems involving addition and subtraction.

FL.MAFS.2.MD.2.5 Use addition and subtraction within 100 to solve word problems involving lengths that are given in the same units, e.g., by using drawings (such as drawings of rulers) and equations with a symbol for the unknown number to represent the problem.