-19+12.1 how many spaces do you move on an number line

3 answers

To find out how many spaces you move on a number line when calculating -19 + 12.1, you can follow these steps:

  1. Starting Point: Begin at -19.
  2. Adding 12.1: Since you're adding a positive number (12.1), you will move to the right on the number line.

Now, perform the calculation:

\[ -19 + 12.1 = -6.9 \]

  1. Distance Moved: To find out how many spaces you moved from -19 to -6.9, calculate the distance:

\[ |-19 - (-6.9)| = |-19 + 6.9| = |-12.1| = 12.1 \]

So, you move 12.1 spaces on the number line.

how many spaces do I move to the right

When you add 12.1 to -19, you end up at -6.9. To determine how many spaces you move to the right on the number line, you can follow these steps:

  • Starting from -19, you move to -6.9.
  • The distance you move to the right is the positive difference between these two points.

The calculation is as follows:

\[ -6.9 - (-19) = -6.9 + 19 = 12.1 \]

Therefore, you move 12.1 spaces to the right on the number line.

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