hard Set 98 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [40, _] → [15, _, 31] → [_, 8, _, 14] → [_, _, _, 10, 4]

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Answer: Row5[2]=1, Row4[3]=17, Row1[1]=96, Row3[2]=25, Row5[3]=7, Row4[1]=7, Row5[1]=6, Row2[2]=56

SubType
number-pyramid
Difficulty
hard
Levels
  • [96]
  • [40,56]
  • [15,25,31]
  • [7,8,17,14]
  • [6,1,7,10,4]
Base
  • 6
  • 1
  • 7
  • 10
  • 4
TopValue
96
HiddenCells
  • {"r":4,"c":1,"v":1}
  • {"r":3,"c":2,"v":17}
  • {"r":0,"c":0,"v":96}
  • {"r":2,"c":1,"v":25}
  • {"r":4,"c":2,"v":7}
  • {"r":3,"c":0,"v":7}
  • {"r":4,"c":0,"v":6}
  • {"r":1,"c":1,"v":56}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [11, _, 12] → [4, _, _, 6] → [1, 3, _, _, 4]

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Answer: Row4[3]=6, Row3[2]=13, Row5[3]=4, Row1[1]=49, Row5[4]=2, Row4[2]=7, Row2[2]=25, Row2[1]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [49]
  • [24,25]
  • [11,13,12]
  • [4,7,6,6]
  • [1,3,4,2,4]
Base
  • 1
  • 3
  • 4
  • 2
  • 4
TopValue
49
HiddenCells
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":1,"v":13}
  • {"r":4,"c":2,"v":4}
  • {"r":0,"c":0,"v":49}
  • {"r":4,"c":3,"v":2}
  • {"r":3,"c":1,"v":7}
  • {"r":1,"c":1,"v":25}
  • {"r":1,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 57] → [_, _, 32] → [11, _, _, 19] → [2, 9, _, 10, _]

Show answer

Answer: Row1[1]=105, Row2[1]=48, Row3[1]=23, Row5[5]=9, Row5[3]=3, Row3[2]=25, Row4[3]=13, Row4[2]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [48,57]
  • [23,25,32]
  • [11,12,13,19]
  • [2,9,3,10,9]
Base
  • 2
  • 9
  • 3
  • 10
  • 9
TopValue
105
HiddenCells
  • {"r":0,"c":0,"v":105}
  • {"r":1,"c":0,"v":48}
  • {"r":2,"c":0,"v":23}
  • {"r":4,"c":4,"v":9}
  • {"r":4,"c":2,"v":3}
  • {"r":2,"c":1,"v":25}
  • {"r":3,"c":2,"v":13}
  • {"r":3,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [85] → [42, _] → [_, _, 20] → [7, 12, _, 9] → [_, _, _, 4, _]

Show answer

Answer: Row5[3]=7, Row3[2]=23, Row3[1]=19, Row5[5]=5, Row2[2]=43, Row5[1]=2, Row4[3]=11, Row5[2]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [85]
  • [42,43]
  • [19,23,20]
  • [7,12,11,9]
  • [2,5,7,4,5]
Base
  • 2
  • 5
  • 7
  • 4
  • 5
TopValue
85
HiddenCells
  • {"r":4,"c":2,"v":7}
  • {"r":2,"c":1,"v":23}
  • {"r":2,"c":0,"v":19}
  • {"r":4,"c":4,"v":5}
  • {"r":1,"c":1,"v":43}
  • {"r":4,"c":0,"v":2}
  • {"r":3,"c":2,"v":11}
  • {"r":4,"c":1,"v":5}