hard Set 36 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [_, 28] → [7, 10, 18] → [_, 3, _, _] → [3, _, _, _, _]

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Answer: Row5[4]=5, Row2[1]=17, Row4[3]=7, Row4[4]=11, Row4[1]=4, Row5[5]=6, Row5[2]=1, Row5[3]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [45]
  • [17,28]
  • [7,10,18]
  • [4,3,7,11]
  • [3,1,2,5,6]
Base
  • 3
  • 1
  • 2
  • 5
  • 6
TopValue
45
HiddenCells
  • {"r":4,"c":3,"v":5}
  • {"r":1,"c":0,"v":17}
  • {"r":3,"c":2,"v":7}
  • {"r":3,"c":3,"v":11}
  • {"r":3,"c":0,"v":4}
  • {"r":4,"c":4,"v":6}
  • {"r":4,"c":1,"v":1}
  • {"r":4,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [31, 28] → [_, _, 15] → [_, 6, 7, 8] → [_, _, _, 6, _]

Show answer

Answer: Row4[1]=12, Row3[1]=18, Row5[5]=2, Row1[1]=59, Row5[2]=5, Row5[1]=7, Row5[3]=1, Row3[2]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [59]
  • [31,28]
  • [18,13,15]
  • [12,6,7,8]
  • [7,5,1,6,2]
Base
  • 7
  • 5
  • 1
  • 6
  • 2
TopValue
59
HiddenCells
  • {"r":3,"c":0,"v":12}
  • {"r":2,"c":0,"v":18}
  • {"r":4,"c":4,"v":2}
  • {"r":0,"c":0,"v":59}
  • {"r":4,"c":1,"v":5}
  • {"r":4,"c":0,"v":7}
  • {"r":4,"c":2,"v":1}
  • {"r":2,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 44] → [6, 13, _] → [_, _, 11, _] → [_, 1, _, 10, _]

Show answer

Answer: Row5[3]=1, Row5[5]=10, Row4[2]=2, Row1[1]=63, Row5[1]=3, Row4[1]=4, Row3[3]=31, Row4[4]=20

SubType
number-pyramid
Difficulty
hard
Levels
  • [63]
  • [19,44]
  • [6,13,31]
  • [4,2,11,20]
  • [3,1,1,10,10]
Base
  • 3
  • 1
  • 1
  • 10
  • 10
TopValue
63
HiddenCells
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":1,"v":2}
  • {"r":0,"c":0,"v":63}
  • {"r":4,"c":0,"v":3}
  • {"r":3,"c":0,"v":4}
  • {"r":2,"c":2,"v":31}
  • {"r":3,"c":3,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [40, _] → [_, 17, _] → [_, 9, _, 9] → [_, 4, _, 3, 6]

Show answer

Answer: Row1[1]=74, Row5[3]=5, Row3[1]=23, Row3[3]=17, Row4[1]=14, Row4[3]=8, Row2[2]=34, Row5[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [74]
  • [40,34]
  • [23,17,17]
  • [14,9,8,9]
  • [10,4,5,3,6]
Base
  • 10
  • 4
  • 5
  • 3
  • 6
TopValue
74
HiddenCells
  • {"r":0,"c":0,"v":74}
  • {"r":4,"c":2,"v":5}
  • {"r":2,"c":0,"v":23}
  • {"r":2,"c":2,"v":17}
  • {"r":3,"c":0,"v":14}
  • {"r":3,"c":2,"v":8}
  • {"r":1,"c":1,"v":34}
  • {"r":4,"c":0,"v":10}