starter Set 32 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 11] → [3, 2, 9]

Show answer

Answer: Row1[1]=16, Row2[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [5,11]
  • [3,2,9]
Base
  • 3
  • 2
  • 9
TopValue
16
HiddenCells
  • {"r":0,"c":0,"v":16}
  • {"r":1,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, 17] → [_, 8, 9]

Show answer

Answer: Row3[1]=10, Row1[1]=35

SubType
number-pyramid
Difficulty
starter
Levels
  • [35]
  • [18,17]
  • [10,8,9]
Base
  • 10
  • 8
  • 9
TopValue
35
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":0,"c":0,"v":35}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [10, 6] → [_, 2, _]

Show answer

Answer: Row3[1]=8, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [10,6]
  • [8,2,4]
Base
  • 8
  • 2
  • 4
TopValue
16
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [11, 6] → [_, 1, _]

Show answer

Answer: Row3[3]=5, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [11,6]
  • [10,1,5]
Base
  • 10
  • 1
  • 5
TopValue
17
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":0,"v":10}