Workbook Detail
Missing Operator All Ops Hard — Set 89
5 ○ 5 = 25, what is ○?
Show answer
Answer: ×
- SubType
- ×
- Operand1
- 5
- Operand2
- 5
- Result
- 25
- Difficulty
- hard
28 ○ 7 = 4, what is ○?
Show answer
Answer: ÷
- SubType
- ÷
- Operand1
- 28
- Operand2
- 7
- Result
- 4
- Difficulty
- hard
3 __ 8 = 11
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Answer: +
- SubType
- +
- Operand1
- 3
- Operand2
- 8
- Result
- 11
- Difficulty
- hard
5 __ 3 = 15
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Answer: ×
- SubType
- ×
- Operand1
- 5
- Operand2
- 3
- Result
- 15
- Difficulty
- hard
9 ○ 7 = 16, what is ○?
Show answer
Answer: +
- SubType
- +
- Operand1
- 9
- Operand2
- 7
- Result
- 16
- Difficulty
- hard
1 __ 5 = 6
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Answer: +
- SubType
- +
- Operand1
- 1
- Operand2
- 5
- Result
- 6
- Difficulty
- hard
7 ○ 3 = 21, what is ○?
Show answer
Answer: ×
- SubType
- ×
- Operand1
- 7
- Operand2
- 3
- Result
- 21
- Difficulty
- hard
5 ○ 4 = 20, what is ○?
Show answer
Answer: ×
- SubType
- ×
- Operand1
- 5
- Operand2
- 4
- Result
- 20
- Difficulty
- hard
18 __ 10 = 8
Show answer
Answer: -
- SubType
- -
- Operand1
- 18
- Operand2
- 10
- Result
- 8
- Difficulty
- hard
9 ○ 3 = 27, what is ○?
Show answer
Answer: ×
- SubType
- ×
- Operand1
- 9
- Operand2
- 3
- Result
- 27
- Difficulty
- hard
80 ○ 10 = 8, what is ○?
Show answer
Answer: ÷
- SubType
- ÷
- Operand1
- 80
- Operand2
- 10
- Result
- 8
- Difficulty
- hard
3 ○ 1 = 4, what is ○?
Show answer
Answer: +
- SubType
- +
- Operand1
- 3
- Operand2
- 1
- Result
- 4
- Difficulty
- hard
16 ○ 4 = 4, what is ○?
Show answer
Answer: ÷
- SubType
- ÷
- Operand1
- 16
- Operand2
- 4
- Result
- 4
- Difficulty
- hard
16 __ 10 = 6
Show answer
Answer: -
- SubType
- -
- Operand1
- 16
- Operand2
- 10
- Result
- 6
- Difficulty
- hard
7 ○ 5 = 35, what is ○?
Show answer
Answer: ×
- SubType
- ×
- Operand1
- 7
- Operand2
- 5
- Result
- 35
- Difficulty
- hard
11 __ 7 = 4
Show answer
Answer: -
- SubType
- -
- Operand1
- 11
- Operand2
- 7
- Result
- 4
- Difficulty
- hard
2 __ 1 = 1
Show answer
Answer: -
- SubType
- -
- Operand1
- 2
- Operand2
- 1
- Result
- 1
- Difficulty
- hard
4 __ 4 = 8
Show answer
Answer: +
- SubType
- +
- Operand1
- 4
- Operand2
- 4
- Result
- 8
- Difficulty
- hard
19 __ 10 = 9
Show answer
Answer: -
- SubType
- -
- Operand1
- 19
- Operand2
- 10
- Result
- 9
- Difficulty
- hard
Teaching Notes
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