hard Set 14 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 54] → [_, 31, _] → [10, 16, _, 8] → [2, _, _, 7, _]

Show answer

Answer: Row5[2]=8, Row3[3]=23, Row5[5]=1, Row4[3]=15, Row5[3]=8, Row2[1]=57, Row1[1]=111, Row3[1]=26

SubType
number-pyramid
Difficulty
hard
Levels
  • [111]
  • [57,54]
  • [26,31,23]
  • [10,16,15,8]
  • [2,8,8,7,1]
Base
  • 2
  • 8
  • 8
  • 7
  • 1
TopValue
111
HiddenCells
  • {"r":4,"c":1,"v":8}
  • {"r":2,"c":2,"v":23}
  • {"r":4,"c":4,"v":1}
  • {"r":3,"c":2,"v":15}
  • {"r":4,"c":2,"v":8}
  • {"r":1,"c":0,"v":57}
  • {"r":0,"c":0,"v":111}
  • {"r":2,"c":0,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 42] → [_, 20, _] → [10, _, _, 14] → [1, 9, _, _, 9]

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Answer: Row1[1]=84, Row2[1]=42, Row5[4]=5, Row3[1]=22, Row4[2]=12, Row3[3]=22, Row5[3]=3, Row4[3]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [84]
  • [42,42]
  • [22,20,22]
  • [10,12,8,14]
  • [1,9,3,5,9]
Base
  • 1
  • 9
  • 3
  • 5
  • 9
TopValue
84
HiddenCells
  • {"r":0,"c":0,"v":84}
  • {"r":1,"c":0,"v":42}
  • {"r":4,"c":3,"v":5}
  • {"r":2,"c":0,"v":22}
  • {"r":3,"c":1,"v":12}
  • {"r":2,"c":2,"v":22}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 55] → [_, 23, _] → [4, _, 15, _] → [3, _, _, 8, 9]

Show answer

Answer: Row4[4]=17, Row5[3]=7, Row1[1]=90, Row3[3]=32, Row2[1]=35, Row3[1]=12, Row4[2]=8, Row5[2]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [35,55]
  • [12,23,32]
  • [4,8,15,17]
  • [3,1,7,8,9]
Base
  • 3
  • 1
  • 7
  • 8
  • 9
TopValue
90
HiddenCells
  • {"r":3,"c":3,"v":17}
  • {"r":4,"c":2,"v":7}
  • {"r":0,"c":0,"v":90}
  • {"r":2,"c":2,"v":32}
  • {"r":1,"c":0,"v":35}
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":1,"v":8}
  • {"r":4,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [43, 51] → [_, 23, _] → [10, _, _, _] → [6, _, _, 7, 8]

Show answer

Answer: Row3[1]=20, Row5[3]=6, Row4[2]=10, Row4[3]=13, Row1[1]=94, Row4[4]=15, Row3[3]=28, Row5[2]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [94]
  • [43,51]
  • [20,23,28]
  • [10,10,13,15]
  • [6,4,6,7,8]
Base
  • 6
  • 4
  • 6
  • 7
  • 8
TopValue
94
HiddenCells
  • {"r":2,"c":0,"v":20}
  • {"r":4,"c":2,"v":6}
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":2,"v":13}
  • {"r":0,"c":0,"v":94}
  • {"r":3,"c":3,"v":15}
  • {"r":2,"c":2,"v":28}
  • {"r":4,"c":1,"v":4}