hard Set 56 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [46, 33] → [_, 18, 15] → [17, 11, _, _] → [_, _, 2, _, _]

Show answer

Answer: Row3[1]=28, Row4[3]=7, Row5[1]=8, Row4[4]=8, Row5[5]=3, Row5[4]=5, Row1[1]=79, Row5[2]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [79]
  • [46,33]
  • [28,18,15]
  • [17,11,7,8]
  • [8,9,2,5,3]
Base
  • 8
  • 9
  • 2
  • 5
  • 3
TopValue
79
HiddenCells
  • {"r":2,"c":0,"v":28}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":0,"v":8}
  • {"r":3,"c":3,"v":8}
  • {"r":4,"c":4,"v":3}
  • {"r":4,"c":3,"v":5}
  • {"r":0,"c":0,"v":79}
  • {"r":4,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 41] → [32, 24, _] → [_, _, 10, _] → [8, 10, _, _, 1]

Show answer

Answer: Row4[4]=7, Row3[3]=17, Row1[1]=97, Row4[2]=14, Row5[4]=6, Row5[3]=4, Row2[1]=56, Row4[1]=18

SubType
number-pyramid
Difficulty
hard
Levels
  • [97]
  • [56,41]
  • [32,24,17]
  • [18,14,10,7]
  • [8,10,4,6,1]
Base
  • 8
  • 10
  • 4
  • 6
  • 1
TopValue
97
HiddenCells
  • {"r":3,"c":3,"v":7}
  • {"r":2,"c":2,"v":17}
  • {"r":0,"c":0,"v":97}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":2,"v":4}
  • {"r":1,"c":0,"v":56}
  • {"r":3,"c":0,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [41, _] → [_, 20, _] → [9, 12, _, 10] → [_, 8, _, 4, _]

Show answer

Answer: Row3[3]=18, Row3[1]=21, Row5[3]=4, Row4[3]=8, Row2[2]=38, Row5[5]=6, Row5[1]=1, Row1[1]=79

SubType
number-pyramid
Difficulty
hard
Levels
  • [79]
  • [41,38]
  • [21,20,18]
  • [9,12,8,10]
  • [1,8,4,4,6]
Base
  • 1
  • 8
  • 4
  • 4
  • 6
TopValue
79
HiddenCells
  • {"r":2,"c":2,"v":18}
  • {"r":2,"c":0,"v":21}
  • {"r":4,"c":2,"v":4}
  • {"r":3,"c":2,"v":8}
  • {"r":1,"c":1,"v":38}
  • {"r":4,"c":4,"v":6}
  • {"r":4,"c":0,"v":1}
  • {"r":0,"c":0,"v":79}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [40, 52] → [_, 22, _] → [_, _, _, 18] → [_, 7, 3, 9, _]

Show answer

Answer: Row3[3]=30, Row3[1]=18, Row4[1]=8, Row5[5]=9, Row4[3]=12, Row1[1]=92, Row4[2]=10, Row5[1]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [40,52]
  • [18,22,30]
  • [8,10,12,18]
  • [1,7,3,9,9]
Base
  • 1
  • 7
  • 3
  • 9
  • 9
TopValue
92
HiddenCells
  • {"r":2,"c":2,"v":30}
  • {"r":2,"c":0,"v":18}
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":4,"v":9}
  • {"r":3,"c":2,"v":12}
  • {"r":0,"c":0,"v":92}
  • {"r":3,"c":1,"v":10}
  • {"r":4,"c":0,"v":1}