hard Set 33 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [37, _, _] → [_, _, 18, 12] → [10, _, 9, 9, 3]

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Answer: Row1[1]=139, Row2[1]=73, Row3[3]=30, Row3[2]=36, Row4[2]=18, Row4[1]=19, Row2[2]=66, Row5[2]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [139]
  • [73,66]
  • [37,36,30]
  • [19,18,18,12]
  • [10,9,9,9,3]
Base
  • 10
  • 9
  • 9
  • 9
  • 3
TopValue
139
HiddenCells
  • {"r":0,"c":0,"v":139}
  • {"r":1,"c":0,"v":73}
  • {"r":2,"c":2,"v":30}
  • {"r":2,"c":1,"v":36}
  • {"r":3,"c":1,"v":18}
  • {"r":3,"c":0,"v":19}
  • {"r":1,"c":1,"v":66}
  • {"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): [_] → [_, 42] → [22, _, _] → [_, 11, 8, _] → [2, 9, _, _, 9]

Show answer

Answer: Row5[3]=2, Row3[2]=19, Row1[1]=83, Row4[4]=15, Row4[1]=11, Row3[3]=23, Row5[4]=6, Row2[1]=41

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [41,42]
  • [22,19,23]
  • [11,11,8,15]
  • [2,9,2,6,9]
Base
  • 2
  • 9
  • 2
  • 6
  • 9
TopValue
83
HiddenCells
  • {"r":4,"c":2,"v":2}
  • {"r":2,"c":1,"v":19}
  • {"r":0,"c":0,"v":83}
  • {"r":3,"c":3,"v":15}
  • {"r":3,"c":0,"v":11}
  • {"r":2,"c":2,"v":23}
  • {"r":4,"c":3,"v":6}
  • {"r":1,"c":0,"v":41}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [43, _] → [21, _, 13] → [8, _, _, _] → [1, _, _, 3, 1]

Show answer

Answer: Row3[2]=22, Row1[1]=78, Row4[2]=13, Row4[4]=4, Row5[2]=7, Row4[3]=9, Row2[2]=35, Row5[3]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [78]
  • [43,35]
  • [21,22,13]
  • [8,13,9,4]
  • [1,7,6,3,1]
Base
  • 1
  • 7
  • 6
  • 3
  • 1
TopValue
78
HiddenCells
  • {"r":2,"c":1,"v":22}
  • {"r":0,"c":0,"v":78}
  • {"r":3,"c":1,"v":13}
  • {"r":3,"c":3,"v":4}
  • {"r":4,"c":1,"v":7}
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":1,"v":35}
  • {"r":4,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, 29] → [_, _, _] → [2, _, 7, 8] → [1, _, _, 1, _]

Show answer

Answer: Row3[3]=15, Row1[1]=52, Row3[1]=9, Row3[2]=14, Row5[2]=1, Row4[2]=7, Row5[3]=6, Row5[5]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [52]
  • [23,29]
  • [9,14,15]
  • [2,7,7,8]
  • [1,1,6,1,7]
Base
  • 1
  • 1
  • 6
  • 1
  • 7
TopValue
52
HiddenCells
  • {"r":2,"c":2,"v":15}
  • {"r":0,"c":0,"v":52}
  • {"r":2,"c":0,"v":9}
  • {"r":2,"c":1,"v":14}
  • {"r":4,"c":1,"v":1}
  • {"r":3,"c":1,"v":7}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":4,"v":7}