Answer:

Evaluation:

A. Find the missing term.

1. 1, 3, , 7, 9

• 1 + 2 = 3
• 3 + 2 = 5
• 5 + 2 = 7
• 7 + 2 = 9

2. 7, 12, 22, , 57, 82

• 7 + 5 = 12
• 12 + 10 = 22
• 22 + 15 = 37
• 37 + 20 = 57
• 57 + 25 = 82

3. 2, 5, 8, 14

• 2 + 3 = 5
• 5 + 3 = 8
• 8 + 3 = 11
• 11 + 3 = 14

4. 1, -3, 9, -27,

• -3 × -3 = 9
• 9 × -3 = -27
• 9 × -27 = 243

5. -2, -4, -6,

• Just add 2

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