10
The number after 17 is 27. 2+7 = 9 9 - 4 = 5 5 + 8 = 13 13 - 3 = 10 10 + 9 = 19 19 - 2 = 17 17 + 10 = 27
11 and 13 13 and 17 17 and 19
11, 13, 15, 17, and 19 does.
11 13 17 19.
11, 13, 17, 19
11 13 17 19
11, 13, 17, 19
11 13 17 19.
3 + 4 +10 = 17 is a number sentence that has a sum of 17. 4 + 13 = 17 is also a number sentence that has a sum of 17. Here are some more number sentences: 10 + 10 - 3 = 17 21 - 4 = 17 There are many ways to write a number sentence that has a sum of 17. What other ways can you think of?
The prime numbers between 10 and 20 are 11, 13, 17, and 19.
11, 13, 17, 19
The next number is 27. The numbers are in pairs. The lower number is subtracted from the higher and makes an incremental series 7, 8, 9 and you have to find the next pair to make the increment of 10. So you are looking for a number 10 higher than 17; which is 27.9-2=7, 13-5=8, 19-10=9 and 27-17=10