starter Set 37 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 17] → [4, 8, _]

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Answer: Row1[1]=29, Row3[3]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [12,17]
  • [4,8,9]
Base
  • 4
  • 8
  • 9
TopValue
29
HiddenCells
  • {"r":0,"c":0,"v":29}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [_, 8] → [1, 5, _]

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Answer: Row3[3]=3, Row2[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [6,8]
  • [1,5,3]
Base
  • 1
  • 5
  • 3
TopValue
14
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":1,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [9, _] → [4, 5, _]

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Answer: Row2[2]=9, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [9,9]
  • [4,5,4]
Base
  • 4
  • 5
  • 4
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"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): [_] → [_, 16] → [10, 10, 6]

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Answer: Row2[1]=20, Row1[1]=36

SubType
number-pyramid
Difficulty
starter
Levels
  • [36]
  • [20,16]
  • [10,10,6]
Base
  • 10
  • 10
  • 6
TopValue
36
HiddenCells
  • {"r":1,"c":0,"v":20}
  • {"r":0,"c":0,"v":36}