Sequence
19, __, 21, 22, ___
19, 20, 21, 22, 23
How many tens are in the number 32?
3
20 + 4 =
24
20 - 10 =
10
Which number is greater? 22 or 12
22
28, 29, __, ___, 32
28, 29, 30, 31, 32
2 tens is the same thing as
A. 2 ones
B. 20 ones
C. 1 ten 2 ones
B. 20 ones
20 + 13 =
33
2 tens - 1 ten =
1 ten
Which number is less? 34 or 40
34
In between which 2 numbers does the number 27 go?
0 10 20 30 40
20 and 30
How many ones does the number 23 have in it?
3
10 + ___=20
10
4 tens - _____= 2 tens
2 tens
Which number is greater? 20 or 30
30
In between which 2 numbers does the number 35 go?
0 10 20 30 40
30 and 40
How many tens and ones does the number 36 have?
3 tens 6 ones
1 ten + 1 ten 4 ones =
2 tens 4 ones or 24
3 tens - _____= 0
3 tens
Which number is less? 12 or 21
12