hard Set 85 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [28, _, 6] → [_, _, 4, 2] → [_, _, 3, 1, 1]

Show answer

Answer: Row1[1]=68, Row4[1]=15, Row4[2]=13, Row3[2]=17, Row2[1]=45, Row5[2]=10, Row5[1]=5, Row2[2]=23

SubType
number-pyramid
Difficulty
hard
Levels
  • [68]
  • [45,23]
  • [28,17,6]
  • [15,13,4,2]
  • [5,10,3,1,1]
Base
  • 5
  • 10
  • 3
  • 1
  • 1
TopValue
68
HiddenCells
  • {"r":0,"c":0,"v":68}
  • {"r":3,"c":0,"v":15}
  • {"r":3,"c":1,"v":13}
  • {"r":2,"c":1,"v":17}
  • {"r":1,"c":0,"v":45}
  • {"r":4,"c":1,"v":10}
  • {"r":4,"c":0,"v":5}
  • {"r":1,"c":1,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [91] → [_, 44] → [_, _, _] → [_, 10, _, 12] → [7, 9, _, 10, _]

Show answer

Answer: Row5[3]=1, Row4[3]=11, Row2[1]=47, Row3[2]=21, Row3[3]=23, Row3[1]=26, Row4[1]=16, Row5[5]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [91]
  • [47,44]
  • [26,21,23]
  • [16,10,11,12]
  • [7,9,1,10,2]
Base
  • 7
  • 9
  • 1
  • 10
  • 2
TopValue
91
HiddenCells
  • {"r":4,"c":2,"v":1}
  • {"r":3,"c":2,"v":11}
  • {"r":1,"c":0,"v":47}
  • {"r":2,"c":1,"v":21}
  • {"r":2,"c":2,"v":23}
  • {"r":2,"c":0,"v":26}
  • {"r":3,"c":0,"v":16}
  • {"r":4,"c":4,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [91] → [_, 41] → [23, _, 14] → [_, _, 11, _] → [_, 6, 10, _, _]

Show answer

Answer: Row4[1]=7, Row5[5]=2, Row2[1]=50, Row5[4]=1, Row4[4]=3, Row3[2]=27, Row5[1]=1, Row4[2]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [91]
  • [50,41]
  • [23,27,14]
  • [7,16,11,3]
  • [1,6,10,1,2]
Base
  • 1
  • 6
  • 10
  • 1
  • 2
TopValue
91
HiddenCells
  • {"r":3,"c":0,"v":7}
  • {"r":4,"c":4,"v":2}
  • {"r":1,"c":0,"v":50}
  • {"r":4,"c":3,"v":1}
  • {"r":3,"c":3,"v":3}
  • {"r":2,"c":1,"v":27}
  • {"r":4,"c":0,"v":1}
  • {"r":3,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 45] → [_, _, _] → [7, _, 11, _] → [1, 6, 10, 1, _]

Show answer

Answer: Row4[4]=7, Row5[5]=6, Row2[1]=50, Row1[1]=95, Row3[2]=27, Row3[1]=23, Row3[3]=18, Row4[2]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [50,45]
  • [23,27,18]
  • [7,16,11,7]
  • [1,6,10,1,6]
Base
  • 1
  • 6
  • 10
  • 1
  • 6
TopValue
95
HiddenCells
  • {"r":3,"c":3,"v":7}
  • {"r":4,"c":4,"v":6}
  • {"r":1,"c":0,"v":50}
  • {"r":0,"c":0,"v":95}
  • {"r":2,"c":1,"v":27}
  • {"r":2,"c":0,"v":23}
  • {"r":2,"c":2,"v":18}
  • {"r":3,"c":1,"v":16}