Ken’s predicted temperature for April is 7ºC. His prediction for May is 2ºC higher than April. He used the number line to solve the problem, starting at 0, moving right to 7, and then moving 2 units to the left. Explain Ken’s error.

Question

dude · Answer

Ken predicted that the temperature would be higher, so be careful to where he decided to move the point

On a number line, numbers on the left are smaller and numbers on the right are larger