expert Set 21 Form Exercise

Balance the scale: 2 + __ = 10

Show answer

Answer: 8

SubType
missing-addend
Difficulty
expert

If left side = 3 × 9, what does the right side equal to balance the scale?

Show answer

Answer: 27

SubType
multiplication-balance
Difficulty
expert

Balance the scale: 4 + __ = 5

Show answer

Answer: 1

SubType
missing-addend
Difficulty
expert

Balance the scale: 2 + 4 = 5 + ?

Show answer

Answer: 1

SubType
equal-expressions
Difficulty
expert

Balance the scale: 4 + 6 = 4 + ?

Show answer

Answer: 6

SubType
equal-expressions
Difficulty
expert

Balance the scale: 2 + __ = 4

Show answer

Answer: 2

SubType
missing-addend
Difficulty
expert

Balance the scale: 2 + __ = 5

Show answer

Answer: 3

SubType
missing-addend
Difficulty
expert

Balance the scale: 2 + 8 = 3 + ?

Show answer

Answer: 7

SubType
equal-expressions
Difficulty
expert

If left side = 2 × 10, what does the right side equal to balance the scale?

Show answer

Answer: 20

SubType
multiplication-balance
Difficulty
expert

Balance the scale: 4 + 5 = 5 + ?

Show answer

Answer: 4

SubType
equal-expressions
Difficulty
expert

Balance the scale: 1 + 6 = 6 + ?

Show answer

Answer: 1

SubType
equal-expressions
Difficulty
expert

If left side = 7 × 4, what does the right side equal to balance the scale?

Show answer

Answer: 28

SubType
multiplication-balance
Difficulty
expert

Balance the scale: 8 + __ = 9

Show answer

Answer: 1

SubType
missing-addend
Difficulty
expert

Balance the scale: 6 + __ = 8

Show answer

Answer: 2

SubType
missing-addend
Difficulty
expert

Balance the scale: 2 + __ = 9

Show answer

Answer: 7

SubType
missing-addend
Difficulty
expert

Balance the scale: 6 + __ = 7

Show answer

Answer: 1

SubType
missing-addend
Difficulty
expert

Balance the scale: 5 + __ = 8

Show answer

Answer: 3

SubType
missing-addend
Difficulty
expert

Balance the scale: 4 + __ = 8

Show answer

Answer: 4

SubType
missing-addend
Difficulty
expert

Balance the scale: 2 + 6 = 6 + ?

Show answer

Answer: 2

SubType
equal-expressions
Difficulty
expert

Balance the scale: 3 + __ = 8

Show answer

Answer: 5

SubType
missing-addend
Difficulty
expert