medium Set 40 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [49] → [29, _] → [16, 13, _] → [_, 8, 5, _]

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Answer: Row4[1]=8, Row3[3]=7, Row4[4]=2, Row2[2]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [29,20]
  • [16,13,7]
  • [8,8,5,2]
Base
  • 8
  • 8
  • 5
  • 2
TopValue
49
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":2,"v":7}
  • {"r":3,"c":3,"v":2}
  • {"r":1,"c":1,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, _] → [11, _, 6] → [_, 1, 3, 3]

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Answer: Row4[1]=10, Row2[1]=15, Row2[2]=10, Row3[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [25]
  • [15,10]
  • [11,4,6]
  • [10,1,3,3]
Base
  • 10
  • 1
  • 3
  • 3
TopValue
25
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":1,"c":0,"v":15}
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [57] → [32, 25] → [_, 14, 11] → [_, 10, _, _]

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Answer: Row4[3]=4, Row3[1]=18, Row4[1]=8, Row4[4]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [32,25]
  • [18,14,11]
  • [8,10,4,7]
Base
  • 8
  • 10
  • 4
  • 7
TopValue
57
HiddenCells
  • {"r":3,"c":2,"v":4}
  • {"r":2,"c":0,"v":18}
  • {"r":3,"c":0,"v":8}
  • {"r":3,"c":3,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [20, 16] → [_, 8, _] → [9, _, _, 3]

Show answer

Answer: Row4[3]=5, Row4[2]=3, Row3[3]=8, Row3[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [20,16]
  • [12,8,8]
  • [9,3,5,3]
Base
  • 9
  • 3
  • 5
  • 3
TopValue
36
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":1,"v":3}
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":0,"v":12}