hard Set 16 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [26, 18] → [17, _, _] → [12, _, _, _] → [8, _, _, 3, 2]

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Answer: Row5[2]=4, Row4[3]=4, Row1[1]=44, Row5[3]=1, Row3[3]=9, Row4[4]=5, Row3[2]=9, Row4[2]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [44]
  • [26,18]
  • [17,9,9]
  • [12,5,4,5]
  • [8,4,1,3,2]
Base
  • 8
  • 4
  • 1
  • 3
  • 2
TopValue
44
HiddenCells
  • {"r":4,"c":1,"v":4}
  • {"r":3,"c":2,"v":4}
  • {"r":0,"c":0,"v":44}
  • {"r":4,"c":2,"v":1}
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":1,"v":9}
  • {"r":3,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [66, 50] → [_, _, _] → [_, _, 11, _] → [10, _, 9, 2, 8]

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Answer: Row3[1]=37, Row1[1]=116, Row4[2]=18, Row3[2]=29, Row4[1]=19, Row4[4]=10, Row5[2]=9, Row3[3]=21

SubType
number-pyramid
Difficulty
hard
Levels
  • [116]
  • [66,50]
  • [37,29,21]
  • [19,18,11,10]
  • [10,9,9,2,8]
Base
  • 10
  • 9
  • 9
  • 2
  • 8
TopValue
116
HiddenCells
  • {"r":2,"c":0,"v":37}
  • {"r":0,"c":0,"v":116}
  • {"r":3,"c":1,"v":18}
  • {"r":2,"c":1,"v":29}
  • {"r":3,"c":0,"v":19}
  • {"r":3,"c":3,"v":10}
  • {"r":4,"c":1,"v":9}
  • {"r":2,"c":2,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [93] → [55, 38] → [_, _, _] → [_, _, _, 7] → [7, 10, _, _, 4]

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Answer: Row5[4]=3, Row4[2]=15, Row5[3]=5, Row3[3]=15, Row4[1]=17, Row3[2]=23, Row3[1]=32, Row4[3]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [93]
  • [55,38]
  • [32,23,15]
  • [17,15,8,7]
  • [7,10,5,3,4]
Base
  • 7
  • 10
  • 5
  • 3
  • 4
TopValue
93
HiddenCells
  • {"r":4,"c":3,"v":3}
  • {"r":3,"c":1,"v":15}
  • {"r":4,"c":2,"v":5}
  • {"r":2,"c":2,"v":15}
  • {"r":3,"c":0,"v":17}
  • {"r":2,"c":1,"v":23}
  • {"r":2,"c":0,"v":32}
  • {"r":3,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 59] → [_, _, 34] → [6, 10, _, _] → [_, 4, 6, _, 10]

Show answer

Answer: Row3[2]=25, Row5[4]=9, Row3[1]=16, Row2[1]=41, Row4[4]=19, Row5[1]=2, Row1[1]=100, Row4[3]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [41,59]
  • [16,25,34]
  • [6,10,15,19]
  • [2,4,6,9,10]
Base
  • 2
  • 4
  • 6
  • 9
  • 10
TopValue
100
HiddenCells
  • {"r":2,"c":1,"v":25}
  • {"r":4,"c":3,"v":9}
  • {"r":2,"c":0,"v":16}
  • {"r":1,"c":0,"v":41}
  • {"r":3,"c":3,"v":19}
  • {"r":4,"c":0,"v":2}
  • {"r":0,"c":0,"v":100}
  • {"r":3,"c":2,"v":15}