1. Fill in missing numbers or operations
10 X = 70
= 30
+ 10 = 30
20 ÷ = 2
2 X = 10
- 10 = 70
30 ÷ = 3
= 60
= 10
= 50
X = 20
÷ = 10
Extension
All of these calculations are missing + or - signs
4 __ 5 __ 3 = 6
2 __ 7 __ 5 = 4
9 __ 4 __ 2 = 7
6 __ 5 __ 8 = 9
3 __ 5 __ 1 = 9
8 __ 2 __ 2 = 4
7 __ 7 __ 7 = 7 ©

2. © www.SaveTeachersSundays.com 2013
Answers
10 X 7 = 70
= 30
= 30
20 ÷ 10 = 2
2 X 5 = 10
= 70
30 ÷ 10 = 3
= 60
= 10
= 50
X = 20
÷ = 10
Extension
= 6
= 4
= 7
= 9
= 9
= 4
= 7 or 7 – = 7 ©

3. Fill in missing numbers or operations  
10 X = 70
= 33
+ 12 = 31
20 ÷ = 2
10 = 2 X
64 =
3 = 15 ÷
93 = 87 +
= 15
25 =
= 24
76 = 44  
Extension
You need to fill in the missing operations
2 __ 2 __ 2 = 8
20 __ 4 __ 4 = 12
4 __ 4 __ 4 = 20
10 __ 2 __ 3 = 15
12 __ 2 __ 3 = 8
48 __ 12 __ 4 = 16 ©

4. © www.SaveTeachersSundays.com 2013
Answers   
10 X 7 = 70
= 33
= 31
20 ÷ 10 = 2
10 = 2 X 10
64 =
3 = 15 ÷ 5
93 =
60 ÷ 4 = 15
25 =
6 X 4 = 24
76 =
Extension
2 X 2 X 2 or X 2
20 – 4 – 4
4 X 4 + 4
10 ÷ 2 X 3 or
12 X 2 ÷ 3
48 ÷ 12 X 4 ©

5. Fill in missing numbers or operations  
10 X 7 = 82 –
20 ÷ = 2 X 2
+ 13 = 6 X 4
100 – 20 = X 20
100 ÷ 4 = 5 X =
30 ÷ 2 =
= 30 X 3
60 ÷ 4 =  
Extension
You need to fill in the missing operations
2 __ 2 __ 2 = 8
20 __ 4 __ 4 = 12
4 __ 4 __ 4 = 20
10 __ 2 __ 3 = 15
12 __ 2 __ 3 = 8
48 __ 12 __ 4 = 16 ©

6. © www.SaveTeachersSundays.com 2013
Answers   
10 X 7 = 82 – 12
20 ÷ 5 = 2 X 2
= 6 X 4
100 – 20 = 4 X 20
100 ÷ 4 = 5 X 5 =
30 ÷ 2 = 3 X 5
= 30 X 3
60 ÷ 4 =  
Extension
2 X 2 X 2 or X 2
20 – 4 – 4
4 X 4 + 4
10 ÷ 2 X 3 or
12 X 2 ÷ 3
48 ÷ 12 X 4 ©