hard Set 37 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [121] → [64, _] → [_, _, _] → [_, 19, 13, _] → [4, 9, _, 3, _]

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Answer: Row5[5]=9, Row2[2]=57, Row4[4]=12, Row3[2]=32, Row3[3]=25, Row3[1]=32, Row5[3]=10, Row4[1]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [121]
  • [64,57]
  • [32,32,25]
  • [13,19,13,12]
  • [4,9,10,3,9]
Base
  • 4
  • 9
  • 10
  • 3
  • 9
TopValue
121
HiddenCells
  • {"r":4,"c":4,"v":9}
  • {"r":1,"c":1,"v":57}
  • {"r":3,"c":3,"v":12}
  • {"r":2,"c":1,"v":32}
  • {"r":2,"c":2,"v":25}
  • {"r":2,"c":0,"v":32}
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [38, 28] → [_, _, _] → [_, 10, 4, _] → [5, 9, _, 3, _]

Show answer

Answer: Row3[2]=14, Row1[1]=66, Row4[4]=10, Row5[3]=1, Row3[3]=14, Row4[1]=14, Row3[1]=24, Row5[5]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [38,28]
  • [24,14,14]
  • [14,10,4,10]
  • [5,9,1,3,7]
Base
  • 5
  • 9
  • 1
  • 3
  • 7
TopValue
66
HiddenCells
  • {"r":2,"c":1,"v":14}
  • {"r":0,"c":0,"v":66}
  • {"r":3,"c":3,"v":10}
  • {"r":4,"c":2,"v":1}
  • {"r":2,"c":2,"v":14}
  • {"r":3,"c":0,"v":14}
  • {"r":2,"c":0,"v":24}
  • {"r":4,"c":4,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [88] → [_, _] → [_, _, 22] → [4, 12, 13, _] → [_, _, 9, _, 5]

Show answer

Answer: Row2[1]=41, Row4[4]=9, Row3[2]=25, Row3[1]=16, Row5[4]=4, Row2[2]=47, Row5[1]=1, Row5[2]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [41,47]
  • [16,25,22]
  • [4,12,13,9]
  • [1,3,9,4,5]
Base
  • 1
  • 3
  • 9
  • 4
  • 5
TopValue
88
HiddenCells
  • {"r":1,"c":0,"v":41}
  • {"r":3,"c":3,"v":9}
  • {"r":2,"c":1,"v":25}
  • {"r":2,"c":0,"v":16}
  • {"r":4,"c":3,"v":4}
  • {"r":1,"c":1,"v":47}
  • {"r":4,"c":0,"v":1}
  • {"r":4,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [29, 28, 23] → [14, _, 13, _] → [_, 6, _, 4, _]

Show answer

Answer: Row5[5]=6, Row4[4]=10, Row2[2]=51, Row2[1]=57, Row5[3]=9, Row1[1]=108, Row4[2]=15, Row5[1]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [108]
  • [57,51]
  • [29,28,23]
  • [14,15,13,10]
  • [8,6,9,4,6]
Base
  • 8
  • 6
  • 9
  • 4
  • 6
TopValue
108
HiddenCells
  • {"r":4,"c":4,"v":6}
  • {"r":3,"c":3,"v":10}
  • {"r":1,"c":1,"v":51}
  • {"r":1,"c":0,"v":57}
  • {"r":4,"c":2,"v":9}
  • {"r":0,"c":0,"v":108}
  • {"r":3,"c":1,"v":15}
  • {"r":4,"c":0,"v":8}