Open Middle®
Directions: Using the digits 0 to 9 at most one time each, fill in the boxes to create an accurate number line.
Hint
Hint
What numbers can we fill in for 100% that will result in a single digit value for 30%?
What has to be true about the 100% value in order for the 75% value to result in a whole number?
What has to be true about the 100% value in order for the 75% value to result in a whole number?
Answer
Answer
6, 15, 20
Source: Adrianne Burns
6, 15, 20 is my answer.