hard Set 60 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 31, _] → [_, 15, _, 9] → [9, _, 8, 8, 1]

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Answer: Row4[3]=16, Row2[1]=62, Row3[1]=31, Row1[1]=118, Row4[1]=16, Row2[2]=56, Row5[2]=7, Row3[3]=25

SubType
number-pyramid
Difficulty
hard
Levels
  • [118]
  • [62,56]
  • [31,31,25]
  • [16,15,16,9]
  • [9,7,8,8,1]
Base
  • 9
  • 7
  • 8
  • 8
  • 1
TopValue
118
HiddenCells
  • {"r":3,"c":2,"v":16}
  • {"r":1,"c":0,"v":62}
  • {"r":2,"c":0,"v":31}
  • {"r":0,"c":0,"v":118}
  • {"r":3,"c":0,"v":16}
  • {"r":1,"c":1,"v":56}
  • {"r":4,"c":1,"v":7}
  • {"r":2,"c":2,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 57] → [_, _, _] → [18, _, 15, _] → [_, 10, 6, 9, 2]

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Answer: Row4[2]=16, Row3[2]=31, Row2[1]=65, Row3[3]=26, Row1[1]=122, Row5[1]=8, Row3[1]=34, Row4[4]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [122]
  • [65,57]
  • [34,31,26]
  • [18,16,15,11]
  • [8,10,6,9,2]
Base
  • 8
  • 10
  • 6
  • 9
  • 2
TopValue
122
HiddenCells
  • {"r":3,"c":1,"v":16}
  • {"r":2,"c":1,"v":31}
  • {"r":1,"c":0,"v":65}
  • {"r":2,"c":2,"v":26}
  • {"r":0,"c":0,"v":122}
  • {"r":4,"c":0,"v":8}
  • {"r":2,"c":0,"v":34}
  • {"r":3,"c":3,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [75] → [34, 41] → [_, _, _] → [10, 7, 10, _] → [_, 5, _, _, _]

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Answer: Row3[2]=17, Row5[1]=5, Row3[1]=17, Row5[3]=2, Row3[3]=24, Row5[4]=8, Row5[5]=6, Row4[4]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [75]
  • [34,41]
  • [17,17,24]
  • [10,7,10,14]
  • [5,5,2,8,6]
Base
  • 5
  • 5
  • 2
  • 8
  • 6
TopValue
75
HiddenCells
  • {"r":2,"c":1,"v":17}
  • {"r":4,"c":0,"v":5}
  • {"r":2,"c":0,"v":17}
  • {"r":4,"c":2,"v":2}
  • {"r":2,"c":2,"v":24}
  • {"r":4,"c":3,"v":8}
  • {"r":4,"c":4,"v":6}
  • {"r":3,"c":3,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [21, _] → [_, 11, 15] → [6, _, _, _] → [_, _, _, 4, 4]

Show answer

Answer: Row4[3]=7, Row2[2]=26, Row4[2]=4, Row5[1]=5, Row5[3]=3, Row4[4]=8, Row3[1]=10, Row5[2]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [47]
  • [21,26]
  • [10,11,15]
  • [6,4,7,8]
  • [5,1,3,4,4]
Base
  • 5
  • 1
  • 3
  • 4
  • 4
TopValue
47
HiddenCells
  • {"r":3,"c":2,"v":7}
  • {"r":1,"c":1,"v":26}
  • {"r":3,"c":1,"v":4}
  • {"r":4,"c":0,"v":5}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":3,"v":8}
  • {"r":2,"c":0,"v":10}
  • {"r":4,"c":1,"v":1}