hard Set 92 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [107] → [_, _] → [35, 26, _] → [_, 15, _, 9] → [_, _, 5, 6, _]

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Answer: Row4[3]=11, Row3[3]=20, Row5[2]=10, Row2[1]=61, Row5[5]=3, Row4[1]=20, Row2[2]=46, Row5[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [107]
  • [61,46]
  • [35,26,20]
  • [20,15,11,9]
  • [10,10,5,6,3]
Base
  • 10
  • 10
  • 5
  • 6
  • 3
TopValue
107
HiddenCells
  • {"r":3,"c":2,"v":11}
  • {"r":2,"c":2,"v":20}
  • {"r":4,"c":1,"v":10}
  • {"r":1,"c":0,"v":61}
  • {"r":4,"c":4,"v":3}
  • {"r":3,"c":0,"v":20}
  • {"r":1,"c":1,"v":46}
  • {"r":4,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [29, 16, _] → [18, _, 5, _] → [10, 8, _, 2, _]

Show answer

Answer: Row5[5]=9, Row2[2]=32, Row4[4]=11, Row3[3]=16, Row2[1]=45, Row5[3]=3, Row4[2]=11, Row1[1]=77

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [45,32]
  • [29,16,16]
  • [18,11,5,11]
  • [10,8,3,2,9]
Base
  • 10
  • 8
  • 3
  • 2
  • 9
TopValue
77
HiddenCells
  • {"r":4,"c":4,"v":9}
  • {"r":1,"c":1,"v":32}
  • {"r":3,"c":3,"v":11}
  • {"r":2,"c":2,"v":16}
  • {"r":1,"c":0,"v":45}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":1,"v":11}
  • {"r":0,"c":0,"v":77}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [47, 48] → [_, _, _] → [7, 14, 12, _] → [3, _, 10, _, _]

Show answer

Answer: Row3[1]=21, Row3[2]=26, Row4[4]=10, Row3[3]=22, Row5[2]=4, Row5[4]=2, Row1[1]=95, Row5[5]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [47,48]
  • [21,26,22]
  • [7,14,12,10]
  • [3,4,10,2,8]
Base
  • 3
  • 4
  • 10
  • 2
  • 8
TopValue
95
HiddenCells
  • {"r":2,"c":0,"v":21}
  • {"r":2,"c":1,"v":26}
  • {"r":3,"c":3,"v":10}
  • {"r":2,"c":2,"v":22}
  • {"r":4,"c":1,"v":4}
  • {"r":4,"c":3,"v":2}
  • {"r":0,"c":0,"v":95}
  • {"r":4,"c":4,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [64] → [23, _] → [10, _, _] → [7, _, 10, _] → [_, 1, _, _, 10]

Show answer

Answer: Row5[4]=8, Row3[2]=13, Row4[4]=18, Row4[2]=3, Row3[3]=28, Row2[2]=41, Row5[3]=2, Row5[1]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [64]
  • [23,41]
  • [10,13,28]
  • [7,3,10,18]
  • [6,1,2,8,10]
Base
  • 6
  • 1
  • 2
  • 8
  • 10
TopValue
64
HiddenCells
  • {"r":4,"c":3,"v":8}
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":3,"v":18}
  • {"r":3,"c":1,"v":3}
  • {"r":2,"c":2,"v":28}
  • {"r":1,"c":1,"v":41}
  • {"r":4,"c":2,"v":2}
  • {"r":4,"c":0,"v":6}