hard Set 67 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [85] → [46, 39] → [26, 20, _] → [14, _, _, _] → [_, _, _, 3, _]

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Answer: Row4[4]=11, Row3[3]=19, Row5[2]=7, Row5[5]=8, Row4[3]=8, Row5[1]=7, Row5[3]=5, Row4[2]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [85]
  • [46,39]
  • [26,20,19]
  • [14,12,8,11]
  • [7,7,5,3,8]
Base
  • 7
  • 7
  • 5
  • 3
  • 8
TopValue
85
HiddenCells
  • {"r":3,"c":3,"v":11}
  • {"r":2,"c":2,"v":19}
  • {"r":4,"c":1,"v":7}
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":2,"v":8}
  • {"r":4,"c":0,"v":7}
  • {"r":4,"c":2,"v":5}
  • {"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): [108] → [57, 51] → [_, _, 23] → [15, _, _, _] → [_, _, _, 6, 3]

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Answer: Row4[4]=9, Row4[2]=14, Row5[1]=9, Row3[2]=28, Row4[3]=14, Row5[3]=8, Row3[1]=29, Row5[2]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [108]
  • [57,51]
  • [29,28,23]
  • [15,14,14,9]
  • [9,6,8,6,3]
Base
  • 9
  • 6
  • 8
  • 6
  • 3
TopValue
108
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":1,"v":28}
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":2,"v":8}
  • {"r":2,"c":0,"v":29}
  • {"r":4,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [96] → [50, _] → [_, 24, 22] → [_, 14, _, _] → [_, 6, 8, _, _]

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Answer: Row4[4]=12, Row3[1]=26, Row5[5]=10, Row2[2]=46, Row5[1]=6, Row4[1]=12, Row4[3]=10, Row5[4]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [96]
  • [50,46]
  • [26,24,22]
  • [12,14,10,12]
  • [6,6,8,2,10]
Base
  • 6
  • 6
  • 8
  • 2
  • 10
TopValue
96
HiddenCells
  • {"r":3,"c":3,"v":12}
  • {"r":2,"c":0,"v":26}
  • {"r":4,"c":4,"v":10}
  • {"r":1,"c":1,"v":46}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":0,"v":12}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":3,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 21, 16] → [19, 15, 6, 10] → [_, _, _, _, 9]

Show answer

Answer: Row1[1]=92, Row5[2]=10, Row2[1]=55, Row5[4]=1, Row5[1]=9, Row3[1]=34, Row2[2]=37, Row5[3]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [55,37]
  • [34,21,16]
  • [19,15,6,10]
  • [9,10,5,1,9]
Base
  • 9
  • 10
  • 5
  • 1
  • 9
TopValue
92
HiddenCells
  • {"r":0,"c":0,"v":92}
  • {"r":4,"c":1,"v":10}
  • {"r":1,"c":0,"v":55}
  • {"r":4,"c":3,"v":1}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":0,"v":34}
  • {"r":1,"c":1,"v":37}
  • {"r":4,"c":2,"v":5}