hard Set 43 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [69] → [_, 29] → [_, 16, _] → [_, 10, 6, 7] → [_, _, 1, _, _]

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Answer: Row5[5]=2, Row3[3]=13, Row5[1]=5, Row2[1]=40, Row5[2]=9, Row4[1]=14, Row3[1]=24, Row5[4]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [69]
  • [40,29]
  • [24,16,13]
  • [14,10,6,7]
  • [5,9,1,5,2]
Base
  • 5
  • 9
  • 1
  • 5
  • 2
TopValue
69
HiddenCells
  • {"r":4,"c":4,"v":2}
  • {"r":2,"c":2,"v":13}
  • {"r":4,"c":0,"v":5}
  • {"r":1,"c":0,"v":40}
  • {"r":4,"c":1,"v":9}
  • {"r":3,"c":0,"v":14}
  • {"r":2,"c":0,"v":24}
  • {"r":4,"c":3,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [108] → [_, 47] → [_, 30, _] → [12, 19, _, _] → [_, _, 10, _, 5]

Show answer

Answer: Row5[1]=3, Row4[3]=11, Row2[1]=61, Row5[4]=1, Row3[1]=31, Row5[2]=9, Row4[4]=6, Row3[3]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [108]
  • [61,47]
  • [31,30,17]
  • [12,19,11,6]
  • [3,9,10,1,5]
Base
  • 3
  • 9
  • 10
  • 1
  • 5
TopValue
108
HiddenCells
  • {"r":4,"c":0,"v":3}
  • {"r":3,"c":2,"v":11}
  • {"r":1,"c":0,"v":61}
  • {"r":4,"c":3,"v":1}
  • {"r":2,"c":0,"v":31}
  • {"r":4,"c":1,"v":9}
  • {"r":3,"c":3,"v":6}
  • {"r":2,"c":2,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [99] → [46, 53] → [19, _, _] → [8, _, 16, 10] → [_, _, _, _, _]

Show answer

Answer: Row5[5]=3, Row5[1]=6, Row5[4]=7, Row5[2]=2, Row3[2]=27, Row3[3]=26, Row5[3]=9, Row4[2]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [99]
  • [46,53]
  • [19,27,26]
  • [8,11,16,10]
  • [6,2,9,7,3]
Base
  • 6
  • 2
  • 9
  • 7
  • 3
TopValue
99
HiddenCells
  • {"r":4,"c":4,"v":3}
  • {"r":4,"c":0,"v":6}
  • {"r":4,"c":3,"v":7}
  • {"r":4,"c":1,"v":2}
  • {"r":2,"c":1,"v":27}
  • {"r":2,"c":2,"v":26}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [110] → [_, _] → [23, _, 29] → [_, _, 16, _] → [5, 5, 8, _, _]

Show answer

Answer: Row2[1]=52, Row3[2]=29, Row4[4]=13, Row4[2]=13, Row5[4]=8, Row2[2]=58, Row5[5]=5, Row4[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [110]
  • [52,58]
  • [23,29,29]
  • [10,13,16,13]
  • [5,5,8,8,5]
Base
  • 5
  • 5
  • 8
  • 8
  • 5
TopValue
110
HiddenCells
  • {"r":1,"c":0,"v":52}
  • {"r":2,"c":1,"v":29}
  • {"r":3,"c":3,"v":13}
  • {"r":3,"c":1,"v":13}
  • {"r":4,"c":3,"v":8}
  • {"r":1,"c":1,"v":58}
  • {"r":4,"c":4,"v":5}
  • {"r":3,"c":0,"v":10}