Workbook Detail
Missing Operator All Ops Hard — Set 55
8 ○ 8 = 16, what is ○?
Show answer
Answer: +
- SubType
- +
- Operand1
- 8
- Operand2
- 8
- Result
- 16
- Difficulty
- hard
1 __ 4 = 5
Show answer
Answer: +
- SubType
- +
- Operand1
- 1
- Operand2
- 4
- Result
- 5
- Difficulty
- hard
11 ○ 7 = 4, what is ○?
Show answer
Answer: -
- SubType
- -
- Operand1
- 11
- Operand2
- 7
- Result
- 4
- Difficulty
- hard
2 ○ 7 = 14, what is ○?
Show answer
Answer: ×
- SubType
- ×
- Operand1
- 2
- Operand2
- 7
- Result
- 14
- Difficulty
- hard
10 ○ 10 = 20, what is ○?
Show answer
Answer: +
- SubType
- +
- Operand1
- 10
- Operand2
- 10
- Result
- 20
- Difficulty
- hard
1 __ 2 = 3
Show answer
Answer: +
- SubType
- +
- Operand1
- 1
- Operand2
- 2
- Result
- 3
- Difficulty
- hard
16 __ 10 = 6
Show answer
Answer: -
- SubType
- -
- Operand1
- 16
- Operand2
- 10
- Result
- 6
- Difficulty
- hard
4 __ 2 = 2
Show answer
Answer: ÷
- SubType
- ÷
- Operand1
- 4
- Operand2
- 2
- Result
- 2
- Difficulty
- hard
17 ○ 8 = 9, what is ○?
Show answer
Answer: -
- SubType
- -
- Operand1
- 17
- Operand2
- 8
- Result
- 9
- Difficulty
- hard
7 __ 6 = 1
Show answer
Answer: -
- SubType
- -
- Operand1
- 7
- Operand2
- 6
- Result
- 1
- Difficulty
- hard
2 ○ 1 = 3, what is ○?
Show answer
Answer: +
- SubType
- +
- Operand1
- 2
- Operand2
- 1
- Result
- 3
- Difficulty
- hard
20 ○ 2 = 10, what is ○?
Show answer
Answer: ÷
- SubType
- ÷
- Operand1
- 20
- Operand2
- 2
- Result
- 10
- Difficulty
- hard
9 __ 4 = 13
Show answer
Answer: +
- SubType
- +
- Operand1
- 9
- Operand2
- 4
- Result
- 13
- Difficulty
- hard
1 ○ 7 = 8, what is ○?
Show answer
Answer: +
- SubType
- +
- Operand1
- 1
- Operand2
- 7
- Result
- 8
- Difficulty
- hard
24 __ 8 = 3
Show answer
Answer: ÷
- SubType
- ÷
- Operand1
- 24
- Operand2
- 8
- Result
- 3
- Difficulty
- hard
21 __ 7 = 3
Show answer
Answer: ÷
- SubType
- ÷
- Operand1
- 21
- Operand2
- 7
- Result
- 3
- Difficulty
- hard
3 __ 1 = 4
Show answer
Answer: +
- SubType
- +
- Operand1
- 3
- Operand2
- 1
- Result
- 4
- Difficulty
- hard
9 __ 5 = 4
Show answer
Answer: -
- SubType
- -
- Operand1
- 9
- Operand2
- 5
- Result
- 4
- Difficulty
- hard
8 __ 10 = 18
Show answer
Answer: +
- SubType
- +
- Operand1
- 8
- Operand2
- 10
- Result
- 18
- Difficulty
- hard
72 __ 8 = 9
Show answer
Answer: ÷
- SubType
- ÷
- Operand1
- 72
- Operand2
- 8
- Result
- 9
- Difficulty
- hard
Teaching Notes
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