Intro Arithmetic Sequence

Find the missing number in the pattern. 14, ____, 30,...

• 18

• 20

• 24

• 22

Identify the middle missing term (in red) of the arithmetic sequence below.

15, __, __, __, -17

Mathematical Equivalence

ON

Identify the final missing term (in red) for the arithmetic sequence below:

0.6, __, 1.2, __

Mathematical Equivalence

ON

Identify the first missing term (in red) for the arithmetic sequence below.

__, -12, __, -4, __

Mathematical Equivalence

ON

Find the next three terms in the arithmetic sequence: -33, -24, -15, -6, ...

• -1, 7, 15

• -5, 2, 9

• 3, 12, 21

• -65, -73, -81

Identify the common difference. 
10, 20, 30, 40, ...

• 5

• 10

• 15

• 20

Identify the common difference.
97, 86, 75, 64, ...

• 8

• 11

• -11

• -8

Which sequence is NOT an arithmetic sequence?

• -7, -13, -19, -25,...

• -10, -6, -2, 2,..

• 6, 8, 10, 12,...

• 3, 15, 75, 375,...

• 21
  

• 16

• 11

• 6

Find the sum of the arithmetic series described:

2 + (-2) + (-6) + (-10)..., S₁₀

• -160

• -328

• -320

• -336