hard Set 73 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [54, _] → [29, _, _] → [_, _, _, 12] → [9, 7, _, 6, 6]

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Answer: Row3[2]=25, Row4[2]=13, Row5[3]=6, Row4[1]=16, Row3[3]=24, Row1[1]=103, Row2[2]=49, Row4[3]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [103]
  • [54,49]
  • [29,25,24]
  • [16,13,12,12]
  • [9,7,6,6,6]
Base
  • 9
  • 7
  • 6
  • 6
  • 6
TopValue
103
HiddenCells
  • {"r":2,"c":1,"v":25}
  • {"r":3,"c":1,"v":13}
  • {"r":4,"c":2,"v":6}
  • {"r":3,"c":0,"v":16}
  • {"r":2,"c":2,"v":24}
  • {"r":0,"c":0,"v":103}
  • {"r":1,"c":1,"v":49}
  • {"r":3,"c":2,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [52, 45] → [_, 23, _] → [_, _, _, 12] → [6, _, 3, _, 5]

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Answer: Row4[3]=10, Row5[2]=10, Row1[1]=97, Row5[4]=7, Row3[1]=29, Row4[2]=13, Row4[1]=16, Row3[3]=22

SubType
number-pyramid
Difficulty
hard
Levels
  • [97]
  • [52,45]
  • [29,23,22]
  • [16,13,10,12]
  • [6,10,3,7,5]
Base
  • 6
  • 10
  • 3
  • 7
  • 5
TopValue
97
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":1,"v":10}
  • {"r":0,"c":0,"v":97}
  • {"r":4,"c":3,"v":7}
  • {"r":2,"c":0,"v":29}
  • {"r":3,"c":1,"v":13}
  • {"r":3,"c":0,"v":16}
  • {"r":2,"c":2,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [120] → [67, _] → [36, _, _] → [19, _, _, 8] → [_, _, 7, 7, _]

Show answer

Answer: Row5[1]=9, Row3[3]=22, Row5[2]=10, Row4[3]=14, Row5[5]=1, Row4[2]=17, Row3[2]=31, Row2[2]=53

SubType
number-pyramid
Difficulty
hard
Levels
  • [120]
  • [67,53]
  • [36,31,22]
  • [19,17,14,8]
  • [9,10,7,7,1]
Base
  • 9
  • 10
  • 7
  • 7
  • 1
TopValue
120
HiddenCells
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":2,"v":22}
  • {"r":4,"c":1,"v":10}
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":4,"v":1}
  • {"r":3,"c":1,"v":17}
  • {"r":2,"c":1,"v":31}
  • {"r":1,"c":1,"v":53}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 53] → [20, 22, _] → [_, 10, _, _] → [2, 8, _, _, 9]

Show answer

Answer: Row3[3]=31, Row5[4]=10, Row4[4]=19, Row4[1]=10, Row2[1]=42, Row1[1]=95, Row4[3]=12, Row5[3]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [42,53]
  • [20,22,31]
  • [10,10,12,19]
  • [2,8,2,10,9]
Base
  • 2
  • 8
  • 2
  • 10
  • 9
TopValue
95
HiddenCells
  • {"r":2,"c":2,"v":31}
  • {"r":4,"c":3,"v":10}
  • {"r":3,"c":3,"v":19}
  • {"r":3,"c":0,"v":10}
  • {"r":1,"c":0,"v":42}
  • {"r":0,"c":0,"v":95}
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":2,"v":2}