hard Set 89 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [119] → [_, _] → [_, 32, 25] → [_, _, 14, 11] → [_, _, 10, _, 7]

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Answer: Row4[1]=12, Row4[2]=18, Row3[1]=30, Row2[2]=57, Row5[4]=4, Row5[1]=4, Row2[1]=62, Row5[2]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [119]
  • [62,57]
  • [30,32,25]
  • [12,18,14,11]
  • [4,8,10,4,7]
Base
  • 4
  • 8
  • 10
  • 4
  • 7
TopValue
119
HiddenCells
  • {"r":3,"c":0,"v":12}
  • {"r":3,"c":1,"v":18}
  • {"r":2,"c":0,"v":30}
  • {"r":1,"c":1,"v":57}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":0,"v":4}
  • {"r":1,"c":0,"v":62}
  • {"r":4,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [94] → [_, 53] → [_, _, _] → [6, _, 13, 16] → [_, _, 6, 7, _]

Show answer

Answer: Row5[1]=1, Row3[3]=29, Row2[1]=41, Row5[5]=9, Row5[2]=5, Row3[2]=24, Row4[2]=11, Row3[1]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [94]
  • [41,53]
  • [17,24,29]
  • [6,11,13,16]
  • [1,5,6,7,9]
Base
  • 1
  • 5
  • 6
  • 7
  • 9
TopValue
94
HiddenCells
  • {"r":4,"c":0,"v":1}
  • {"r":2,"c":2,"v":29}
  • {"r":1,"c":0,"v":41}
  • {"r":4,"c":4,"v":9}
  • {"r":4,"c":1,"v":5}
  • {"r":2,"c":1,"v":24}
  • {"r":3,"c":1,"v":11}
  • {"r":2,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 37] → [_, 16, _] → [11, 5, _, 10] → [_, 3, 2, _, _]

Show answer

Answer: Row5[5]=1, Row4[3]=11, Row5[4]=9, Row3[1]=16, Row3[3]=21, Row5[1]=8, Row2[1]=32, Row1[1]=69

SubType
number-pyramid
Difficulty
hard
Levels
  • [69]
  • [32,37]
  • [16,16,21]
  • [11,5,11,10]
  • [8,3,2,9,1]
Base
  • 8
  • 3
  • 2
  • 9
  • 1
TopValue
69
HiddenCells
  • {"r":4,"c":4,"v":1}
  • {"r":3,"c":2,"v":11}
  • {"r":4,"c":3,"v":9}
  • {"r":2,"c":0,"v":16}
  • {"r":2,"c":2,"v":21}
  • {"r":4,"c":0,"v":8}
  • {"r":1,"c":0,"v":32}
  • {"r":0,"c":0,"v":69}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [89] → [_, _] → [29, _, _] → [_, 14, _, 5] → [8, _, 7, 2, _]

Show answer

Answer: Row3[3]=14, Row5[2]=7, Row4[3]=9, Row4[1]=15, Row3[2]=23, Row2[2]=37, Row2[1]=52, Row5[5]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [89]
  • [52,37]
  • [29,23,14]
  • [15,14,9,5]
  • [8,7,7,2,3]
Base
  • 8
  • 7
  • 7
  • 2
  • 3
TopValue
89
HiddenCells
  • {"r":2,"c":2,"v":14}
  • {"r":4,"c":1,"v":7}
  • {"r":3,"c":2,"v":9}
  • {"r":3,"c":0,"v":15}
  • {"r":2,"c":1,"v":23}
  • {"r":1,"c":1,"v":37}
  • {"r":1,"c":0,"v":52}
  • {"r":4,"c":4,"v":3}