hard Set 36 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [26, _] → [15, _, 18] → [9, _, _, 13] → [4, _, _, _, 9]

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Answer: Row1[1]=55, Row4[2]=6, Row5[2]=5, Row3[2]=11, Row4[3]=5, Row5[4]=4, Row2[2]=29, Row5[3]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [55]
  • [26,29]
  • [15,11,18]
  • [9,6,5,13]
  • [4,5,1,4,9]
Base
  • 4
  • 5
  • 1
  • 4
  • 9
TopValue
55
HiddenCells
  • {"r":0,"c":0,"v":55}
  • {"r":3,"c":1,"v":6}
  • {"r":4,"c":1,"v":5}
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":2,"v":5}
  • {"r":4,"c":3,"v":4}
  • {"r":1,"c":1,"v":29}
  • {"r":4,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [96] → [42, 54] → [_, _, 30] → [_, _, _, 17] → [2, _, 6, _, _]

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Answer: Row4[2]=11, Row4[1]=7, Row3[1]=18, Row5[5]=10, Row4[3]=13, Row5[4]=7, Row5[2]=5, Row3[2]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [96]
  • [42,54]
  • [18,24,30]
  • [7,11,13,17]
  • [2,5,6,7,10]
Base
  • 2
  • 5
  • 6
  • 7
  • 10
TopValue
96
HiddenCells
  • {"r":3,"c":1,"v":11}
  • {"r":3,"c":0,"v":7}
  • {"r":2,"c":0,"v":18}
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":2,"v":13}
  • {"r":4,"c":3,"v":7}
  • {"r":4,"c":1,"v":5}
  • {"r":2,"c":1,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [55, _] → [28, _, _] → [11, _, 10, _] → [2, _, _, 2, 1]

Show answer

Answer: Row4[4]=3, Row2[2]=40, Row3[3]=13, Row5[3]=8, Row3[2]=27, Row1[1]=95, Row5[2]=9, Row4[2]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [55,40]
  • [28,27,13]
  • [11,17,10,3]
  • [2,9,8,2,1]
Base
  • 2
  • 9
  • 8
  • 2
  • 1
TopValue
95
HiddenCells
  • {"r":3,"c":3,"v":3}
  • {"r":1,"c":1,"v":40}
  • {"r":2,"c":2,"v":13}
  • {"r":4,"c":2,"v":8}
  • {"r":2,"c":1,"v":27}
  • {"r":0,"c":0,"v":95}
  • {"r":4,"c":1,"v":9}
  • {"r":3,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [111] → [_, _] → [26, _, 23] → [_, 17, 14, _] → [_, 8, _, _, 4]

Show answer

Answer: Row4[1]=9, Row4[4]=9, Row5[1]=1, Row3[2]=31, Row2[1]=57, Row5[3]=9, Row2[2]=54, Row5[4]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [111]
  • [57,54]
  • [26,31,23]
  • [9,17,14,9]
  • [1,8,9,5,4]
Base
  • 1
  • 8
  • 9
  • 5
  • 4
TopValue
111
HiddenCells
  • {"r":3,"c":0,"v":9}
  • {"r":3,"c":3,"v":9}
  • {"r":4,"c":0,"v":1}
  • {"r":2,"c":1,"v":31}
  • {"r":1,"c":0,"v":57}
  • {"r":4,"c":2,"v":9}
  • {"r":1,"c":1,"v":54}
  • {"r":4,"c":3,"v":5}