1
What is the tens number in 246?
4
It means 40
What is the tens number in 763?
6
It means 60
What is the tens number in 931?
3
It means 30
What is the tens number in 907?
0
I means there are no tens
What is the ones number in 246?
6
What is the tens number in 763?
3
What is the tens number in 931?
1
What is the tens number in 907?
7
What is double 10?
20
What is double 50?
100
What is double 100?
200
What is double 9?
18
What is half of 16?
8
What is half of 18?
9
What is half of 100?
50
What is half of 50?
25
Can you use near doubles to solve this:
5 + 6
11
Can you use near doubles to solve this:
10 + 11
21
Can you use near doubles to solve this:
100 + 101
201
Can you use near doubles to solve this:
8 + 9
17