Addition
12 + 9 =
21
20 - 9 =
11
2 x 4 =
8
What is the next number in the skip counting pattern?
6, 8, 10, ____
12
increase by 2
How many TENS in the number 38?
3 TENS
3 groups of ten = 10 + 10 + 10
25 + 12 =
37
32 - 10 =
22
4 x 5 =
20
What is the next number in the skip counting pattern?
9, 12, 15, ___
18
increase by 3
How many TENS in the Number 169?
6 TENS
6 groups of ten = 10 + 10 + 10 + 10 + 10 + 10
116 + 30 =
146
65 - 22 =
43
5 x 3 =
15
What is the next number in the skip counting pattern?
8, 12, 16, ___
20
increase by 4
How many HUNDREDS in the number 488?
4 HUNDREDS
4 groups of 100 = 100 + 100 + 100 + 100
154 + 50 =
204
120 - 30 =
90
6 x 5 =
30
What is the next number in the skip counting pattern?
10, 13, 16, ___
19
increase by 3
How many HUNDREDS in the number 1370?
3 HUNDREDS
3 groups of 100 = 100 + 100 + 100
350 + 125 =
475
538 - 200 =
338
10 x 8 =
80
What is the next number in the skip counting pattern?
12, 20, 28, ___
36
increase by 8
How many THOUSANDS in the number 3976?
3 THOUSANDS
3 groups of 1000 = 1000 + 1000 + 1000