medium Set 22 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 21] → [14, 9, 12] → [9, _, 4, _]

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Answer: Row2[1]=23, Row4[2]=5, Row4[4]=8, Row1[1]=44

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [23,21]
  • [14,9,12]
  • [9,5,4,8]
Base
  • 9
  • 5
  • 4
  • 8
TopValue
44
HiddenCells
  • {"r":1,"c":0,"v":23}
  • {"r":3,"c":1,"v":5}
  • {"r":3,"c":3,"v":8}
  • {"r":0,"c":0,"v":44}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [_, 25] → [6, 14, _] → [2, _, _, 1]

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Answer: Row2[1]=20, Row3[3]=11, Row4[3]=10, Row4[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [20,25]
  • [6,14,11]
  • [2,4,10,1]
Base
  • 2
  • 4
  • 10
  • 1
TopValue
45
HiddenCells
  • {"r":1,"c":0,"v":20}
  • {"r":2,"c":2,"v":11}
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [_, 22] → [3, 10, _] → [2, _, _, 3]

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Answer: Row4[3]=9, Row3[3]=12, Row4[2]=1, Row2[1]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [13,22]
  • [3,10,12]
  • [2,1,9,3]
Base
  • 2
  • 1
  • 9
  • 3
TopValue
35
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":2,"v":12}
  • {"r":3,"c":1,"v":1}
  • {"r":1,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [_, _] → [10, 9, 16] → [_, _, 6, 10]

Show answer

Answer: Row2[1]=19, Row2[2]=25, Row4[2]=3, Row4[1]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [19,25]
  • [10,9,16]
  • [7,3,6,10]
Base
  • 7
  • 3
  • 6
  • 10
TopValue
44
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"r":1,"c":1,"v":25}
  • {"r":3,"c":1,"v":3}
  • {"r":3,"c":0,"v":7}