*This lesson utilizes enVision Math, but ideas can be adapted for other texts. Many of the hyperlinks will direct you to a place to download the resources used throughout this lesson. (Note: You must have ActivInspire downloaded to view the Promethean Board slides)*

**Subject:**Math

**Grade:**5th

**Source:**enVision Math

**2.8**

**Integration of Learning Outcomes**

- Students will be able to use multi-steps to solve a variety of problems by making sense of problems and persevering in solving them, reasoning abstractly and quantitatively, attending to precision, looking for and making use of structure, and looking for and expressing regularity in repeated reasoning.

- Students will be able to add and subtract decimals by solving word problems.

Standards

*5.NBT.7:*Add and subtract decimals to hundredths; relate the strategy to a written method and explain the reasoning used.

**Anticipatory Set**

o
Julia wants to buy three pens at $1.99 each and
two notebooks at $2.50 each. What is the total cost?

o
Students will list what they know, what they
need to know, and the steps to solving the problem before solving the problem.

o
Drag the parts of the question into the
appropriate column on the Promethean Board.

o
Students will write out the steps to solving the
problem

§
Find the cost of three pens at $1.99 each.
($5.97)

§
Find the cost of two notebooks at $2.50 each.
($5.00)

§
Find the total cost. ($10.97)

o
Students will solve problem on their whiteboards.