hard Set 59 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [21, _, _] → [_, 11, 11, 10] → [1, _, 2, 9, _]

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Answer: Row3[3]=21, Row5[5]=1, Row3[2]=22, Row4[1]=10, Row5[2]=9, Row2[2]=43, Row2[1]=43, Row1[1]=86

SubType
number-pyramid
Difficulty
hard
Levels
  • [86]
  • [43,43]
  • [21,22,21]
  • [10,11,11,10]
  • [1,9,2,9,1]
Base
  • 1
  • 9
  • 2
  • 9
  • 1
TopValue
86
HiddenCells
  • {"r":2,"c":2,"v":21}
  • {"r":4,"c":4,"v":1}
  • {"r":2,"c":1,"v":22}
  • {"r":3,"c":0,"v":10}
  • {"r":4,"c":1,"v":9}
  • {"r":1,"c":1,"v":43}
  • {"r":1,"c":0,"v":43}
  • {"r":0,"c":0,"v":86}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [51, 45] → [_, 24, 21] → [13, _, _, 11] → [_, _, _, _, 10]

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Answer: Row4[3]=10, Row5[3]=9, Row5[1]=8, Row4[2]=14, Row5[4]=1, Row3[1]=27, Row1[1]=96, Row5[2]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [96]
  • [51,45]
  • [27,24,21]
  • [13,14,10,11]
  • [8,5,9,1,10]
Base
  • 8
  • 5
  • 9
  • 1
  • 10
TopValue
96
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":2,"v":9}
  • {"r":4,"c":0,"v":8}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":3,"v":1}
  • {"r":2,"c":0,"v":27}
  • {"r":0,"c":0,"v":96}
  • {"r":4,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 50] → [18, _, 23] → [6, _, 15, _] → [3, _, _, 6, _]

Show answer

Answer: Row3[2]=27, Row5[2]=3, Row4[4]=8, Row2[1]=45, Row1[1]=95, Row4[2]=12, Row5[3]=9, Row5[5]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [45,50]
  • [18,27,23]
  • [6,12,15,8]
  • [3,3,9,6,2]
Base
  • 3
  • 3
  • 9
  • 6
  • 2
TopValue
95
HiddenCells
  • {"r":2,"c":1,"v":27}
  • {"r":4,"c":1,"v":3}
  • {"r":3,"c":3,"v":8}
  • {"r":1,"c":0,"v":45}
  • {"r":0,"c":0,"v":95}
  • {"r":3,"c":1,"v":12}
  • {"r":4,"c":2,"v":9}
  • {"r":4,"c":4,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [58] → [36, _] → [_, _, _] → [15, _, 5, _] → [_, _, 2, 3, 1]

Show answer

Answer: Row3[2]=13, Row5[2]=6, Row3[3]=9, Row4[2]=8, Row5[1]=9, Row3[1]=23, Row4[4]=4, Row2[2]=22

SubType
number-pyramid
Difficulty
hard
Levels
  • [58]
  • [36,22]
  • [23,13,9]
  • [15,8,5,4]
  • [9,6,2,3,1]
Base
  • 9
  • 6
  • 2
  • 3
  • 1
TopValue
58
HiddenCells
  • {"r":2,"c":1,"v":13}
  • {"r":4,"c":1,"v":6}
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":1,"v":8}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":0,"v":23}
  • {"r":3,"c":3,"v":4}
  • {"r":1,"c":1,"v":22}