Look at the numbers 13, 15, 19, 25,.... Describe the pattern and how can you find the next tow numbers.
13 + 2 = 15
15 + 4 = 19
19 + 6 = 25
What pattern do you see? What do you think the next numbers are?
15 + 4 = 19
19 + 6 = 25
What pattern do you see? What do you think the next numbers are?