In January the high temperature recorded was 90° F and the low temperature was -2°F. Find the difference between the high and the low temperatures.

In January the high temperature recorded was 90 $°$ F and the low temperature was -2 $°$ F. Find the difference between the high and the low temperatures.

Match the items on the right to the items on the left.

Step 1

Step 2

Step 3

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Step 6

The high temperature recorded = 90

°

The low temperature recorded = -2

°

Difference = 90 - (-2)

= 90 + (additive inverse of -2)

= 90 + (+2)

=92

°