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): [_] → [51, _] → [_, _, 36] → [8, 12, 19, _] → [5, _, _, 10, _]

Show answer

Answer: Row5[2]=3, Row2[2]=67, Row1[1]=118, Row3[1]=20, Row3[2]=31, Row4[4]=17, Row5[5]=7, Row5[3]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [118]
  • [51,67]
  • [20,31,36]
  • [8,12,19,17]
  • [5,3,9,10,7]
Base
  • 5
  • 3
  • 9
  • 10
  • 7
TopValue
118
HiddenCells
  • {"r":4,"c":1,"v":3}
  • {"r":1,"c":1,"v":67}
  • {"r":0,"c":0,"v":118}
  • {"r":2,"c":0,"v":20}
  • {"r":2,"c":1,"v":31}
  • {"r":3,"c":3,"v":17}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [19, _] → [11, _, _] → [8, _, _, _] → [_, _, 2, 3, 8]

Show answer

Answer: Row5[2]=1, Row3[3]=16, Row4[4]=11, Row2[2]=24, Row3[2]=8, Row4[2]=3, Row5[1]=7, Row4[3]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [43]
  • [19,24]
  • [11,8,16]
  • [8,3,5,11]
  • [7,1,2,3,8]
Base
  • 7
  • 1
  • 2
  • 3
  • 8
TopValue
43
HiddenCells
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":2,"v":16}
  • {"r":3,"c":3,"v":11}
  • {"r":1,"c":1,"v":24}
  • {"r":2,"c":1,"v":8}
  • {"r":3,"c":1,"v":3}
  • {"r":4,"c":0,"v":7}
  • {"r":3,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [51, 59] → [_, _, 29] → [_, _, _, 11] → [_, 2, 10, _, 3]

Show answer

Answer: Row5[4]=8, Row4[3]=18, Row4[2]=12, Row4[1]=9, Row1[1]=110, Row3[2]=30, Row5[1]=7, Row3[1]=21

SubType
number-pyramid
Difficulty
hard
Levels
  • [110]
  • [51,59]
  • [21,30,29]
  • [9,12,18,11]
  • [7,2,10,8,3]
Base
  • 7
  • 2
  • 10
  • 8
  • 3
TopValue
110
HiddenCells
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":2,"v":18}
  • {"r":3,"c":1,"v":12}
  • {"r":3,"c":0,"v":9}
  • {"r":0,"c":0,"v":110}
  • {"r":2,"c":1,"v":30}
  • {"r":4,"c":0,"v":7}
  • {"r":2,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [122] → [63, _] → [_, _, 29] → [16, _, _, _] → [6, _, _, 6, 10]

Show answer

Answer: Row3[2]=30, Row5[3]=7, Row4[3]=13, Row4[4]=16, Row5[2]=10, Row3[1]=33, Row4[2]=17, Row2[2]=59

SubType
number-pyramid
Difficulty
hard
Levels
  • [122]
  • [63,59]
  • [33,30,29]
  • [16,17,13,16]
  • [6,10,7,6,10]
Base
  • 6
  • 10
  • 7
  • 6
  • 10
TopValue
122
HiddenCells
  • {"r":2,"c":1,"v":30}
  • {"r":4,"c":2,"v":7}
  • {"r":3,"c":2,"v":13}
  • {"r":3,"c":3,"v":16}
  • {"r":4,"c":1,"v":10}
  • {"r":2,"c":0,"v":33}
  • {"r":3,"c":1,"v":17}
  • {"r":1,"c":1,"v":59}