hard Set 63 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [107] → [_, _] → [_, 28, _] → [_, _, 14, 8] → [8, 7, _, 7, _]

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Answer: Row3[3]=22, Row5[3]=7, Row3[1]=29, Row4[2]=14, Row2[2]=50, Row2[1]=57, Row4[1]=15, Row5[5]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [107]
  • [57,50]
  • [29,28,22]
  • [15,14,14,8]
  • [8,7,7,7,1]
Base
  • 8
  • 7
  • 7
  • 7
  • 1
TopValue
107
HiddenCells
  • {"r":2,"c":2,"v":22}
  • {"r":4,"c":2,"v":7}
  • {"r":2,"c":0,"v":29}
  • {"r":3,"c":1,"v":14}
  • {"r":1,"c":1,"v":50}
  • {"r":1,"c":0,"v":57}
  • {"r":3,"c":0,"v":15}
  • {"r":4,"c":4,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [80] → [37, 43] → [_, 21, _] → [_, _, 10, 12] → [_, _, _, 3, _]

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Answer: Row5[5]=9, Row5[2]=4, Row4[2]=11, Row5[1]=1, Row4[1]=5, Row5[3]=7, Row3[1]=16, Row3[3]=22

SubType
number-pyramid
Difficulty
hard
Levels
  • [80]
  • [37,43]
  • [16,21,22]
  • [5,11,10,12]
  • [1,4,7,3,9]
Base
  • 1
  • 4
  • 7
  • 3
  • 9
TopValue
80
HiddenCells
  • {"r":4,"c":4,"v":9}
  • {"r":4,"c":1,"v":4}
  • {"r":3,"c":1,"v":11}
  • {"r":4,"c":0,"v":1}
  • {"r":3,"c":0,"v":5}
  • {"r":4,"c":2,"v":7}
  • {"r":2,"c":0,"v":16}
  • {"r":2,"c":2,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [55, 57] → [29, _, _] → [17, 12, _, _] → [9, _, 4, _, _]

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Answer: Row3[3]=31, Row1[1]=112, Row3[2]=26, Row4[3]=14, Row5[5]=7, Row4[4]=17, Row5[2]=8, Row5[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [112]
  • [55,57]
  • [29,26,31]
  • [17,12,14,17]
  • [9,8,4,10,7]
Base
  • 9
  • 8
  • 4
  • 10
  • 7
TopValue
112
HiddenCells
  • {"r":2,"c":2,"v":31}
  • {"r":0,"c":0,"v":112}
  • {"r":2,"c":1,"v":26}
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":4,"v":7}
  • {"r":3,"c":3,"v":17}
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":3,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [88] → [_, 43] → [26, 19, _] → [16, _, _, _] → [_, 8, _, 7, _]

Show answer

Answer: Row4[4]=15, Row5[1]=8, Row5[3]=2, Row5[5]=8, Row4[3]=9, Row2[1]=45, Row3[3]=24, Row4[2]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [45,43]
  • [26,19,24]
  • [16,10,9,15]
  • [8,8,2,7,8]
Base
  • 8
  • 8
  • 2
  • 7
  • 8
TopValue
88
HiddenCells
  • {"r":3,"c":3,"v":15}
  • {"r":4,"c":0,"v":8}
  • {"r":4,"c":2,"v":2}
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":0,"v":45}
  • {"r":2,"c":2,"v":24}
  • {"r":3,"c":1,"v":10}