Missing Numbers
4, 8, ___ , 16, 20, 24, . . .
12
0, 2, 4, 6, 8, . . .
Rate of change is +2
3, 6, 9, 12, 15,. . .
Start number is 0
2, 4, 6, 8, ...
0+2n
4, ___, 12, 16, 20, ___, 28, ...
8 and 24
30, 27, 23, 20, ...
Rate of change is -3
21, 24, 27, 30, 33, 36. . .
start number is 18
18, 15, 12, 9, ...
21-3n
5, ___, 15, ___, 25, 30, ...
10 and 20
-21, -13, -5, 3, ...
Rate of Change: +8
4, 12, 20, 28, ...
Start is -4
19, 18, 17, 16, ...
20+n
-100, ___, -90, -85, ___, -75, ...
-95 and -80
-1, -8, -15, -22, -29, ...
Rate of change: -7
37, 34, 31, 28, 25, 22. . .
Start is 40
24, 26, 28, 30,. . .
22+2n
-10, -6, ___, 2, ___, 10, ...
-2 and 6
-14, -8, -2, 4, ...
Rate of change: +6
-11, -6, -1, 4, ...
Start is -16
1, 4, 7, 10, ...
-2+3n