McGraw Hill Glencoe Algebra 1, 2012
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McGraw Hill Glencoe Algebra 1, 2012 View details
2. Order of Operations
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Exercise 77 Page 15

Subtracting can be thought of as going left on the number line.

2.57

Practice makes perfect
Let's perform the subtraction.
5.65-3.08
2.57

Below we will demonstrate it by finding 5.65 and moving 3.08 units to the left on the number line.

The resulting position, after moving to the left on the number line, is the difference. 5.65-3.08=2.57