Addition to 20
8+4=
12
15-8=
7
Count by twos to 20
2,4,6,8,10,12,14,16,20
What number has 2 tens and 4 ones?
24
Which number is greater- 56 or 65?
65
7+6
13
13-7=
6
County by fives to 30
5,10,15,20,25,30
What number has 5 tens and 6 ones?
56
Which number is greater- 74 or 47?
74
9+9=
18
12-5=
7
Count by 10s to 100
10,20,30,40,50,60,70,80,90,100
What number has 3 tens and 9 ones?
39
Is 39 greater than or less than 61?
less than
7+8=
15
18-10=
8
What number is missing?
12, 14, ____, 18, 20
16
How many tens are in 74?
7 tens
Is 93 greater than or less than 28?
greater than
10+9=
19
15-7=
8
What number is missing?
15, 20, ____, 30, 35
25
How many ones are in 28?
8 ones
Is 44 greater than or less than 43?
greater