hard Set 69 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [89] → [_, _] → [29, _, _] → [15, 14, 10, 2] → [_, 5, _, _, _]

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Answer: Row5[5]=1, Row5[1]=10, Row3[3]=12, Row5[3]=9, Row2[1]=53, Row3[2]=24, Row5[4]=1, Row2[2]=36

SubType
number-pyramid
Difficulty
hard
Levels
  • [89]
  • [53,36]
  • [29,24,12]
  • [15,14,10,2]
  • [10,5,9,1,1]
Base
  • 10
  • 5
  • 9
  • 1
  • 1
TopValue
89
HiddenCells
  • {"r":4,"c":4,"v":1}
  • {"r":4,"c":0,"v":10}
  • {"r":2,"c":2,"v":12}
  • {"r":4,"c":2,"v":9}
  • {"r":1,"c":0,"v":53}
  • {"r":2,"c":1,"v":24}
  • {"r":4,"c":3,"v":1}
  • {"r":1,"c":1,"v":36}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 48] → [_, _, 23] → [11, 11, 14, _] → [_, 1, _, _, 5]

Show answer

Answer: Row5[3]=10, Row5[1]=10, Row1[1]=95, Row3[1]=22, Row3[2]=25, Row2[1]=47, Row5[4]=4, Row4[4]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [47,48]
  • [22,25,23]
  • [11,11,14,9]
  • [10,1,10,4,5]
Base
  • 10
  • 1
  • 10
  • 4
  • 5
TopValue
95
HiddenCells
  • {"r":4,"c":2,"v":10}
  • {"r":4,"c":0,"v":10}
  • {"r":0,"c":0,"v":95}
  • {"r":2,"c":0,"v":22}
  • {"r":2,"c":1,"v":25}
  • {"r":1,"c":0,"v":47}
  • {"r":4,"c":3,"v":4}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [16, _] → [_, 7, 8] → [_, _, 3, _] → [2, _, 1, _, _]

Show answer

Answer: Row5[4]=2, Row4[1]=5, Row2[2]=15, Row5[2]=3, Row3[1]=9, Row4[2]=4, Row5[5]=3, Row4[4]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [31]
  • [16,15]
  • [9,7,8]
  • [5,4,3,5]
  • [2,3,1,2,3]
Base
  • 2
  • 3
  • 1
  • 2
  • 3
TopValue
31
HiddenCells
  • {"r":4,"c":3,"v":2}
  • {"r":3,"c":0,"v":5}
  • {"r":1,"c":1,"v":15}
  • {"r":4,"c":1,"v":3}
  • {"r":2,"c":0,"v":9}
  • {"r":3,"c":1,"v":4}
  • {"r":4,"c":4,"v":3}
  • {"r":3,"c":3,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [126] → [_, 57] → [_, _, 23] → [_, 18, 16, 7] → [_, _, 10, _, _]

Show answer

Answer: Row4[1]=17, Row2[1]=69, Row3[1]=35, Row5[2]=8, Row3[2]=34, Row5[4]=6, Row5[5]=1, Row5[1]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [126]
  • [69,57]
  • [35,34,23]
  • [17,18,16,7]
  • [9,8,10,6,1]
Base
  • 9
  • 8
  • 10
  • 6
  • 1
TopValue
126
HiddenCells
  • {"r":3,"c":0,"v":17}
  • {"r":1,"c":0,"v":69}
  • {"r":2,"c":0,"v":35}
  • {"r":4,"c":1,"v":8}
  • {"r":2,"c":1,"v":34}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":4,"v":1}
  • {"r":4,"c":0,"v":9}