hard Set 35 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [23, _] → [_, _, 21] → [_, 4, _, 10] → [_, 1, _, 8, _]

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Answer: Row2[2]=36, Row5[3]=3, Row5[1]=3, Row5[5]=2, Row3[1]=8, Row4[1]=4, Row3[2]=15, Row4[3]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [59]
  • [23,36]
  • [8,15,21]
  • [4,4,11,10]
  • [3,1,3,8,2]
Base
  • 3
  • 1
  • 3
  • 8
  • 2
TopValue
59
HiddenCells
  • {"r":1,"c":1,"v":36}
  • {"r":4,"c":2,"v":3}
  • {"r":4,"c":0,"v":3}
  • {"r":4,"c":4,"v":2}
  • {"r":2,"c":0,"v":8}
  • {"r":3,"c":0,"v":4}
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":2,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 60] → [_, 34, _] → [_, _, _, 9] → [10, _, 10, 7, 2]

Show answer

Answer: Row4[2]=17, Row2[1]=68, Row4[3]=17, Row3[3]=26, Row4[1]=17, Row3[1]=34, Row1[1]=128, Row5[2]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [128]
  • [68,60]
  • [34,34,26]
  • [17,17,17,9]
  • [10,7,10,7,2]
Base
  • 10
  • 7
  • 10
  • 7
  • 2
TopValue
128
HiddenCells
  • {"r":3,"c":1,"v":17}
  • {"r":1,"c":0,"v":68}
  • {"r":3,"c":2,"v":17}
  • {"r":2,"c":2,"v":26}
  • {"r":3,"c":0,"v":17}
  • {"r":2,"c":0,"v":34}
  • {"r":0,"c":0,"v":128}
  • {"r":4,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [49, 41] → [_, _, 17] → [_, _, 11, _] → [8, 4, _, _, 4]

Show answer

Answer: Row4[2]=13, Row4[4]=6, Row1[1]=90, Row3[1]=25, Row5[4]=2, Row4[1]=12, Row5[3]=9, Row3[2]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [49,41]
  • [25,24,17]
  • [12,13,11,6]
  • [8,4,9,2,4]
Base
  • 8
  • 4
  • 9
  • 2
  • 4
TopValue
90
HiddenCells
  • {"r":3,"c":1,"v":13}
  • {"r":3,"c":3,"v":6}
  • {"r":0,"c":0,"v":90}
  • {"r":2,"c":0,"v":25}
  • {"r":4,"c":3,"v":2}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":2,"v":9}
  • {"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): [_] → [41, 32] → [_, _, _] → [11, _, 6, 8] → [_, _, 5, _, 7]

Show answer

Answer: Row3[1]=23, Row3[2]=18, Row5[1]=4, Row1[1]=73, Row5[4]=1, Row4[2]=12, Row5[2]=7, Row3[3]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [41,32]
  • [23,18,14]
  • [11,12,6,8]
  • [4,7,5,1,7]
Base
  • 4
  • 7
  • 5
  • 1
  • 7
TopValue
73
HiddenCells
  • {"r":2,"c":0,"v":23}
  • {"r":2,"c":1,"v":18}
  • {"r":4,"c":0,"v":4}
  • {"r":0,"c":0,"v":73}
  • {"r":4,"c":3,"v":1}
  • {"r":3,"c":1,"v":12}
  • {"r":4,"c":1,"v":7}
  • {"r":2,"c":2,"v":14}