hard Set 13 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 29] → [_, 10, 19] → [5, _, _, _] → [2, _, 1, _, 8]

Show answer

Answer: Row5[2]=3, Row5[4]=5, Row4[4]=13, Row2[1]=19, Row1[1]=48, Row4[2]=4, Row4[3]=6, Row3[1]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [48]
  • [19,29]
  • [9,10,19]
  • [5,4,6,13]
  • [2,3,1,5,8]
Base
  • 2
  • 3
  • 1
  • 5
  • 8
TopValue
48
HiddenCells
  • {"r":4,"c":1,"v":3}
  • {"r":4,"c":3,"v":5}
  • {"r":3,"c":3,"v":13}
  • {"r":1,"c":0,"v":19}
  • {"r":0,"c":0,"v":48}
  • {"r":3,"c":1,"v":4}
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [73] → [_, 25] → [31, _, _] → [_, 13, _, _] → [8, _, 3, 1, _]

Show answer

Answer: Row4[3]=4, Row2[1]=48, Row4[1]=18, Row4[4]=4, Row5[2]=10, Row5[5]=3, Row3[3]=8, Row3[2]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [48,25]
  • [31,17,8]
  • [18,13,4,4]
  • [8,10,3,1,3]
Base
  • 8
  • 10
  • 3
  • 1
  • 3
TopValue
73
HiddenCells
  • {"r":3,"c":2,"v":4}
  • {"r":1,"c":0,"v":48}
  • {"r":3,"c":0,"v":18}
  • {"r":3,"c":3,"v":4}
  • {"r":4,"c":1,"v":10}
  • {"r":4,"c":4,"v":3}
  • {"r":2,"c":2,"v":8}
  • {"r":2,"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): [_] → [_, 70] → [28, 34, _] → [_, 17, 17, _] → [1, 10, _, _, _]

Show answer

Answer: Row2[1]=62, Row5[5]=9, Row4[4]=19, Row4[1]=11, Row1[1]=132, Row5[4]=10, Row3[3]=36, Row5[3]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [132]
  • [62,70]
  • [28,34,36]
  • [11,17,17,19]
  • [1,10,7,10,9]
Base
  • 1
  • 10
  • 7
  • 10
  • 9
TopValue
132
HiddenCells
  • {"r":1,"c":0,"v":62}
  • {"r":4,"c":4,"v":9}
  • {"r":3,"c":3,"v":19}
  • {"r":3,"c":0,"v":11}
  • {"r":0,"c":0,"v":132}
  • {"r":4,"c":3,"v":10}
  • {"r":2,"c":2,"v":36}
  • {"r":4,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, _] → [_, _, 9] → [_, 6, _, _] → [3, 2, 4, 2, _]

Show answer

Answer: Row4[4]=3, Row3[1]=11, Row2[2]=21, Row4[1]=5, Row4[3]=6, Row3[2]=12, Row1[1]=44, Row5[5]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [44]
  • [23,21]
  • [11,12,9]
  • [5,6,6,3]
  • [3,2,4,2,1]
Base
  • 3
  • 2
  • 4
  • 2
  • 1
TopValue
44
HiddenCells
  • {"r":3,"c":3,"v":3}
  • {"r":2,"c":0,"v":11}
  • {"r":1,"c":1,"v":21}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":1,"v":12}
  • {"r":0,"c":0,"v":44}
  • {"r":4,"c":4,"v":1}