Repeated Addition
Array
Equal Groups
Skip Counting
50

6X5

6+6+6+6+6

or 

5+5+5+5+5+5

50

4X3

X X X X

X X X X

X X X X

50

7X2

2 groups of 7

or 

7 groups of 2

50

5X8

5, 10, 15, 20, 25, 30, 35, 40

100

7X8

7+7+7+7+7+7+7+7

or

8+8+8+8+8+8+8

100

5X7

X X X X X X X 

X X X X X X X 

X X X X X X X

X X X X X X X

X X X X X X X

100

2X4

2 groups of 4

or 4 groups of 2


100

2X3

2,4,6

or

3,6

150

5X11

5+5+5+5+5+5+5+5+5+5+5

or

11+11+11+11+11

150

10X4

X X X X X X X X X X 

X X X X X X X X X X

X X X X X X X X X X

X X X X X X X X X X

150

4X6

4 groups of 6

or 6 groups of 4

150

6X4

6,12,18,24 

or

4,8,12,16,20,24

200

10X10

10+10+10+10+10+10+10+10+10+10

200

15X1

X X X X X X X X X X X X X X X 

200

8X8

8 groups of 8

200

10X7

10,20,30,40,50,60,70

or

7,14,21,28,35,42,49,56,63,70

250

50X3

50+50+50

250

8X9

X X X X X X X X X 

X X X X X X X X X

X X X X X X X X X

X X X X X X X X X

X X X X X X X X X

X X X X X X X X X

X X X X X X X X X

X X X X X X X X X

250

5X1

5 groups of 1

250

9X8

9,18,27,36,45,54,63,72

or

8,16,24,32,40,48,56,64,72