hard Set 77 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [30, _] → [_, 9, _] → [14, _, _, 7] → [_, 6, _, 1, 6]

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Answer: Row1[1]=48, Row4[2]=7, Row5[1]=8, Row3[1]=21, Row3[3]=9, Row4[3]=2, Row5[3]=1, Row2[2]=18

SubType
number-pyramid
Difficulty
hard
Levels
  • [48]
  • [30,18]
  • [21,9,9]
  • [14,7,2,7]
  • [8,6,1,1,6]
Base
  • 8
  • 6
  • 1
  • 1
  • 6
TopValue
48
HiddenCells
  • {"r":0,"c":0,"v":48}
  • {"r":3,"c":1,"v":7}
  • {"r":4,"c":0,"v":8}
  • {"r":2,"c":0,"v":21}
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":2,"v":2}
  • {"r":4,"c":2,"v":1}
  • {"r":1,"c":1,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [_, _] → [15, 16, _] → [6, 9, _, 5] → [_, _, _, 2, _]

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Answer: Row5[3]=5, Row5[5]=3, Row3[3]=12, Row5[1]=2, Row4[3]=7, Row5[2]=4, Row2[1]=31, Row2[2]=28

SubType
number-pyramid
Difficulty
hard
Levels
  • [59]
  • [31,28]
  • [15,16,12]
  • [6,9,7,5]
  • [2,4,5,2,3]
Base
  • 2
  • 4
  • 5
  • 2
  • 3
TopValue
59
HiddenCells
  • {"r":4,"c":2,"v":5}
  • {"r":4,"c":4,"v":3}
  • {"r":2,"c":2,"v":12}
  • {"r":4,"c":0,"v":2}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":1,"v":4}
  • {"r":1,"c":0,"v":31}
  • {"r":1,"c":1,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [45, 37] → [_, _, 16] → [_, _, 8, 8] → [_, _, _, 5, 3]

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Answer: Row4[2]=13, Row4[1]=11, Row5[1]=1, Row1[1]=82, Row3[1]=24, Row5[3]=3, Row3[2]=21, Row5[2]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [82]
  • [45,37]
  • [24,21,16]
  • [11,13,8,8]
  • [1,10,3,5,3]
Base
  • 1
  • 10
  • 3
  • 5
  • 3
TopValue
82
HiddenCells
  • {"r":3,"c":1,"v":13}
  • {"r":3,"c":0,"v":11}
  • {"r":4,"c":0,"v":1}
  • {"r":0,"c":0,"v":82}
  • {"r":2,"c":0,"v":24}
  • {"r":4,"c":2,"v":3}
  • {"r":2,"c":1,"v":21}
  • {"r":4,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [106] → [_, 51] → [_, 29, _] → [_, 15, _, _] → [_, 8, 7, _, 1]

Show answer

Answer: Row5[4]=7, Row3[1]=26, Row2[1]=55, Row4[4]=8, Row4[1]=11, Row5[1]=3, Row3[3]=22, Row4[3]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [55,51]
  • [26,29,22]
  • [11,15,14,8]
  • [3,8,7,7,1]
Base
  • 3
  • 8
  • 7
  • 7
  • 1
TopValue
106
HiddenCells
  • {"r":4,"c":3,"v":7}
  • {"r":2,"c":0,"v":26}
  • {"r":1,"c":0,"v":55}
  • {"r":3,"c":3,"v":8}
  • {"r":3,"c":0,"v":11}
  • {"r":4,"c":0,"v":3}
  • {"r":2,"c":2,"v":22}
  • {"r":3,"c":2,"v":14}