A teacher asks four students to graph the opposite of 2.5
on a number line. The table shows the students’ answers.
Student Answer
1
2
3
4
Which statement is true?
Responses
Student 1
’s number line is correct because it shows the opposite of 2.5
is −2.5
.
Student 1 ’s number line is correct because it shows the opposite of 2.5 is − − 2.5 .
Student 2
’s number line is correct because it shows the opposite of 2.5
is −2.5
.
Student 2 ’s number line is correct because it shows the opposite of 2.5 is − − 2.5 .
Student 3
’s number line is correct because it shows the opposite of 2.5
is −2.5
.
Student 3 ’s number line is correct because it shows the opposite of 2.5 is − − 2.5 .
Student 4
’s number line is correct because it shows the opposite of 2.5
is −2.5
.