On a cold February morning, Colton checked the temperature on his phon

1.	On a cold February morning, Colton checked the temperature on his phone and saw that it was–3°C. When he checked again after school, the temperature had dropped 3°C. What was the temperature after school?To solve the problem, Ellen subtracted –3–(–3) and came up with an answer of 0°C. Is Ellen correct? Why or why not?
Answer» Answer: 1) (-3)-3=(-6) elen was wrong as the TEMPERATURE dropped by 3 degrees there should be only one minus sign INSTEAD of two pls MARK as BRAINLIEST

On a cold February morning, Colton checked the temperature on his phone and saw that it was–3°C. When he checked again after school, the temperature had dropped 3°C. What was the temperature after school?To solve the problem, Ellen subtracted –3–(–3) and came up with an answer of 0°C. Is Ellen correct? Why or why not?

Answer»

Answer:

1) (-3)-3=(-6)

elen was wrong as the TEMPERATURE dropped by 3 degrees

there should be only one minus sign INSTEAD of two