In a number line, the numbers on the are lesser than the numbers on the right. In a number line with integers, numbers going to the right from the midline which is 0 is positive and increases as you move to the right. As you move to the left, the numbers are negative and decreases as you move further to the left.
Attached is a picture of how it would look on a number line.
you could say something like if it got higher say....over the course of my workout I noticed my heart rate got fast,it speeded up, as you can tell by the graph.
If you need 1/3 cups of flour for each jumbo muffin and have 5 cups of flour. Multiply 3 and 5 which will give you 15 which is how many jumbo muffins you can make.