2. 10 – 2 = 8

3. subtract
take away
minus
difference
balance

4. 10 10 10 10
10 10 10 10
10 10

5. QUESTIONS
PARTNER A &
B

6. PARTNER A PARTNER B
70 – 30 = 50 – 30 =
60 – 30 = 80 – 30 =
90 – 50 = 90 – 40 =
60 – 20 = 90 – 20 =
80 – 50 = 80 – 10 =
70 – 50 = 80 – 50 =
90 – 60 = 90 – 10 =
50 – 30 = 90 – 30 =
80 – 60 = 90 – 60 =
80 – 40 = 80 – 70 =
70 – 20 = 80 – 20 =
50 – 30 = 60 – 40 =
70 – 60 = 90 – 10 =

7. ANSWERS
PARTNER A &
B

8. PARTNER A PARTNER B
40 20
30 50
40 50
40 70
30 70
20 30
30 80
20 60
20 30
40 20
50 60
20 20
10 80