medium Set 56 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [24, _] → [12, _, 7] → [2, 10, _, _]

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Answer: Row4[3]=2, Row4[4]=5, Row3[2]=12, Row2[2]=19

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [24,19]
  • [12,12,7]
  • [2,10,2,5]
Base
  • 2
  • 10
  • 2
  • 5
TopValue
43
HiddenCells
  • {"r":3,"c":2,"v":2}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":1,"v":12}
  • {"r":1,"c":1,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 18] → [7, _, _] → [4, 3, _, 7]

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Answer: Row3[2]=7, Row4[3]=4, Row3[3]=11, Row1[1]=32

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [14,18]
  • [7,7,11]
  • [4,3,4,7]
Base
  • 4
  • 3
  • 4
  • 7
TopValue
32
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":3,"c":2,"v":4}
  • {"r":2,"c":2,"v":11}
  • {"r":0,"c":0,"v":32}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [26, 23] → [_, 11, 12] → [10, _, _, 6]

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Answer: Row4[3]=6, Row4[2]=5, Row1[1]=49, Row3[1]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [26,23]
  • [15,11,12]
  • [10,5,6,6]
Base
  • 10
  • 5
  • 6
  • 6
TopValue
49
HiddenCells
  • {"r":3,"c":2,"v":6}
  • {"r":3,"c":1,"v":5}
  • {"r":0,"c":0,"v":49}
  • {"r":2,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [18, 13] → [_, _, 7] → [_, _, 4, 3]

Show answer

Answer: Row3[2]=6, Row4[2]=2, Row4[1]=10, Row3[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [18,13]
  • [12,6,7]
  • [10,2,4,3]
Base
  • 10
  • 2
  • 4
  • 3
TopValue
31
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":3,"c":1,"v":2}
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":0,"v":12}