Solving 2-Step Math Stories Using an Open Number Line

This video tutorial teaches how to solve two-step math problems using an open number line. It covers the basics of addition and subtraction on a number line, emphasizing the importance of direction when performing these operations. The tutorial includes examples, such as adding and subtracting numbers and solving a math story about a sunflower's growth. By the end, viewers will understand how to use an open number line to solve complex math problems effectively.

What is the primary focus of this lesson?

• Learning multiplication tables

• Solving two-step problems using an open number line

• Using a calculator for complex calculations

• Solving one-step problems

When adding numbers on a number line, in which direction do you move?

• Upwards

• To the right

• To the left

• Downwards

If you subtract 13 from 88 on a number line, what is the result?

• 13

• 101

• 75

• 88

What is the result of adding 23 and 35, then subtracting 15 using an open number line?

• 73

• 50

• 43

• 58

How tall was the sunflower after it grew 57 more inches from 16 inches?

• 16 inches

• 57 inches

• 73 inches

• 49 inches

After cutting 24 inches from the sunflower, what was its final height?

• 73 inches

• 16 inches

• 24 inches

• 49 inches

What is the key takeaway from using an open number line for solving math stories?

• It replaces the need for calculators

• It is only useful for subtraction

• It helps visualize addition and subtraction

• It simplifies complex multiplication