CPM Homework Help : MC1 Problem 4-72

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4-72.

The following number lines are missing some numbers. Sketch each one on your paper and use the information provided to complete the number lines.

Hint (a):
Determine which number each tick mark represents. Refer to problem MC1 4-62 for help.

Hint (b):
Determine which number each tick mark represents.
Step 1(b):
The distance from $40$ to $−10$ is $50$ . (Remember, you have to get from $40$ to $0$ , which is $40$ units, and from $0$ to $−10$ , which is $10$ more units.)
$50$ units divided into $5$ sections can be represented as:
Step 2(b):
$\frac{50}{5}\;=\;{10}$
Each tick mark represents $10$ units.

Answer (c):
Some of the answers have been filled in for you. Remember to fill in the rest of them!

Answer (d):
Some of the answers have been filled in for you. Remember to fill in the rest of them!

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