Students identify number patterns and fill in the missing numbers on this printable math worksheet.

I'll solve each number pattern step by step, identifying the rule and finding the missing numbers.

Pattern 1: 2, 4, 6, 8, 10, _, _, _, _, _
- Rule: Add 2 to each number
- Missing numbers: 12, 14, 16, 18, 20

Pattern 2: 17, 19, 21, 23, 25, _, _, _, _, _
- Rule: Add 2 to each number
- Missing numbers: 27, 29, 31, 33, 35

Pattern 3: 48, 44, 40, 36, 32, _, _, _, _, _
- Rule: Subtract 4 from each number
- Missing numbers: 28, 24, 20, 16, 12

Pattern 4: 10, 15, 20, 25, 30, _, _, _, _, _
- Rule: Add 5 to each number
- Missing numbers: 35, 40, 45, 50, 55

Pattern 5: 27, 25, 23, 21, 19, _, _, _, _, _
- Rule: Subtract 2 from each number
- Missing numbers: 17, 15, 13, 11, 9

Pattern 6: 6, 12, 18, 24, 30, _, _, _, _, _
- Rule: Add 6 to each number
- Missing numbers: 36, 42, 48, 54, 60

Pattern 7: 1, 3, 5, 7, 9, _, _, _, _, _
- Rule: Add 2 to each number (odd numbers)
- Missing numbers: 11, 13, 15, 17, 19

Pattern 8: 40, 38, 36, 34, 32, _, _, _, _, _
- Rule: Subtract 2 from each number
- Missing numbers: 30, 28, 26, 24, 22

Pattern 9: 12, 15, 18, 21, 24, _, _, _, _, _
- Rule: Add 3 to each number
- Missing numbers: 27, 30, 33, 36, 39

Pattern 10: 32, 30, 28, 26, 24, _, _, _, _, _
- Rule: Subtract 2 from each number
- Missing numbers: 22, 20, 18, 16, 14

Final Answer:
1) 12, 14, 16, 18, 20
2) 27, 29, 31, 33, 35
3) 28, 24, 20, 16, 12
4) 35, 40, 45, 50, 55
5) 17, 15, 13, 11, 9
6) 36, 42, 48, 54, 60
7) 11, 13, 15, 17, 19
8) 30, 28, 26, 24, 22
9) 27, 30, 33, 36, 39
10) 22, 20, 18, 16, 14