Question

Which of the following could be the second step in finding the sum negative thirteen plus negative twenty-one using a number line with intervals at every integer?

Move thirteen intervals to the left from zero.

Move thirteen intervals to the right fromnegative twenty-one.

Move twenty-one intervals to the left from negative thirteen.

Move twenty-one intervals to the right from negative thirteen.

Answer 1

@SolomonZelman

Answer 2

@Jadeishere

Answer 3

the third one