T13: Addition and Subtraction up to 10 000 Flashcards
1
Q
Complete the fact families
A
2
Q
Complete the fact families
A
3
Q
Add mentally
80 + 70 =
A
150
4
Q
Add mentally
140 + 40 =
A
180
5
Q
Add mentally
600 + 800 =
A
1400
6
Q
Add mentally
1800 + 100 =
A
1900
7
Q
Subtract mentally
140 - 90 =
A
50
8
Q
Subtract mentally
1100 - 600 =
A
500
9
Q
Subtract mentally
190 - 20 =
A
170
10
Q
Subtract mentally
1700 - 500 =
A
1200
11
Q
Complete the fact families
A
12
Q
Complete the fact families
A
13
Q
Complete the fact families
A
14
Q
Complete the fact families
A
15
Q
60 + 80 =
A
140
23
Q
Use the compensation strategy
A
24
Q
Use the compensation strategy
A
25
Q
Use the compensation strategy
A
26
Q
Use the compensation strategy
A
