hard Set 33 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [16, _, 8] → [12, _, 4, _] → [10, 2, _, _, 2]

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Answer: Row1[1]=40, Row4[4]=4, Row5[4]=2, Row3[2]=8, Row5[3]=2, Row2[1]=24, Row2[2]=16, Row4[2]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [40]
  • [24,16]
  • [16,8,8]
  • [12,4,4,4]
  • [10,2,2,2,2]
Base
  • 10
  • 2
  • 2
  • 2
  • 2
TopValue
40
HiddenCells
  • {"r":0,"c":0,"v":40}
  • {"r":3,"c":3,"v":4}
  • {"r":4,"c":3,"v":2}
  • {"r":2,"c":1,"v":8}
  • {"r":4,"c":2,"v":2}
  • {"r":1,"c":0,"v":24}
  • {"r":1,"c":1,"v":16}
  • {"r":3,"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): [_] → [_, _] → [20, 20, _] → [11, 9, _, _] → [3, 8, _, _, 9]

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Answer: Row4[3]=11, Row1[1]=90, Row5[3]=1, Row5[4]=10, Row2[2]=50, Row4[4]=19, Row2[1]=40, Row3[3]=30

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [40,50]
  • [20,20,30]
  • [11,9,11,19]
  • [3,8,1,10,9]
Base
  • 3
  • 8
  • 1
  • 10
  • 9
TopValue
90
HiddenCells
  • {"r":3,"c":2,"v":11}
  • {"r":0,"c":0,"v":90}
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":3,"v":10}
  • {"r":1,"c":1,"v":50}
  • {"r":3,"c":3,"v":19}
  • {"r":1,"c":0,"v":40}
  • {"r":2,"c":2,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [139] → [_, _] → [37, _, _] → [_, _, _, 15] → [10, 9, 9, 8, _]

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Answer: Row4[2]=18, Row4[1]=19, Row2[2]=67, Row5[5]=7, Row2[1]=72, Row3[2]=35, Row3[3]=32, Row4[3]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [139]
  • [72,67]
  • [37,35,32]
  • [19,18,17,15]
  • [10,9,9,8,7]
Base
  • 10
  • 9
  • 9
  • 8
  • 7
TopValue
139
HiddenCells
  • {"r":3,"c":1,"v":18}
  • {"r":3,"c":0,"v":19}
  • {"r":1,"c":1,"v":67}
  • {"r":4,"c":4,"v":7}
  • {"r":1,"c":0,"v":72}
  • {"r":2,"c":1,"v":35}
  • {"r":2,"c":2,"v":32}
  • {"r":3,"c":2,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [45, _] → [_, _, _] → [12, _, 13, 10] → [9, 3, 7, _, _]

Show answer

Answer: Row5[4]=6, Row4[2]=10, Row2[2]=46, Row5[5]=4, Row1[1]=91, Row3[1]=22, Row3[2]=23, Row3[3]=23

SubType
number-pyramid
Difficulty
hard
Levels
  • [91]
  • [45,46]
  • [22,23,23]
  • [12,10,13,10]
  • [9,3,7,6,4]
Base
  • 9
  • 3
  • 7
  • 6
  • 4
TopValue
91
HiddenCells
  • {"r":4,"c":3,"v":6}
  • {"r":3,"c":1,"v":10}
  • {"r":1,"c":1,"v":46}
  • {"r":4,"c":4,"v":4}
  • {"r":0,"c":0,"v":91}
  • {"r":2,"c":0,"v":22}
  • {"r":2,"c":1,"v":23}
  • {"r":2,"c":2,"v":23}