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): [132] → [_, 68] → [_, 34, _] → [_, _, 17, 17] → [_, _, 9, _, 9]

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Answer: Row5[2]=8, Row3[3]=34, Row3[1]=30, Row2[1]=64, Row5[4]=8, Row4[2]=17, Row5[1]=5, Row4[1]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [132]
  • [64,68]
  • [30,34,34]
  • [13,17,17,17]
  • [5,8,9,8,9]
Base
  • 5
  • 8
  • 9
  • 8
  • 9
TopValue
132
HiddenCells
  • {"r":4,"c":1,"v":8}
  • {"r":2,"c":2,"v":34}
  • {"r":2,"c":0,"v":30}
  • {"r":1,"c":0,"v":64}
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":1,"v":17}
  • {"r":4,"c":0,"v":5}
  • {"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): [91] → [_, 53] → [_, _, 33] → [_, 7, 13, _] → [_, _, 3, _, 10]

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Answer: Row3[2]=20, Row2[1]=38, Row5[1]=7, Row4[4]=20, Row5[2]=4, Row3[1]=18, Row4[1]=11, Row5[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [91]
  • [38,53]
  • [18,20,33]
  • [11,7,13,20]
  • [7,4,3,10,10]
Base
  • 7
  • 4
  • 3
  • 10
  • 10
TopValue
91
HiddenCells
  • {"r":2,"c":1,"v":20}
  • {"r":1,"c":0,"v":38}
  • {"r":4,"c":0,"v":7}
  • {"r":3,"c":3,"v":20}
  • {"r":4,"c":1,"v":4}
  • {"r":2,"c":0,"v":18}
  • {"r":3,"c":0,"v":11}
  • {"r":4,"c":3,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [81] → [_, 46] → [_, _, 28] → [_, _, _, 18] → [3, _, 2, 8, _]

Show answer

Answer: Row4[3]=10, Row2[1]=35, Row5[2]=6, Row5[5]=10, Row4[1]=9, Row4[2]=8, Row3[2]=18, Row3[1]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [81]
  • [35,46]
  • [17,18,28]
  • [9,8,10,18]
  • [3,6,2,8,10]
Base
  • 3
  • 6
  • 2
  • 8
  • 10
TopValue
81
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":1,"c":0,"v":35}
  • {"r":4,"c":1,"v":6}
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":0,"v":9}
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":1,"v":18}
  • {"r":2,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [86] → [_, 34] → [_, 23, 11] → [_, 16, _, _] → [_, 10, _, 1, _]

Show answer

Answer: Row4[1]=13, Row4[4]=4, Row3[1]=29, Row2[1]=52, Row4[3]=7, Row5[5]=3, Row5[3]=6, Row5[1]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [86]
  • [52,34]
  • [29,23,11]
  • [13,16,7,4]
  • [3,10,6,1,3]
Base
  • 3
  • 10
  • 6
  • 1
  • 3
TopValue
86
HiddenCells
  • {"r":3,"c":0,"v":13}
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":0,"v":29}
  • {"r":1,"c":0,"v":52}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":4,"v":3}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":0,"v":3}