Add
30 + 10
40
What is your EDI teacher's name?
Ms. Davis
5-0
5
1
5 + 5
10
48 + 22
70
How many students do we have in EDI?
12
20-10
10
Fill in the missing numbers: 14, 15, ____, ____, 18
16, 17
10 - 10
0
100 + 500
600
How many floors are in our building?
350-200
150
How many tens and ones are in the number 19?
1 ten, 9 ones
8 + 8
500 + 500
1,000
How many cafeterias are in our building?
2
65-30
35
Fill in the missing numbers: 18, ____, 16, _____, 14
17, 15
12 + 12
24
250 + 275
525
How many buses do we have at EDI?
5
50-42
8
Why do all teen numbers start with a 1?
The one means there is a group of ten.
50 + 50
100