medium Set 12 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [64] → [_, _] → [12, 19, _] → [2, 10, _, 5]

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Answer: Row2[2]=33, Row4[3]=9, Row3[3]=14, Row2[1]=31

SubType
number-pyramid
Difficulty
medium
Levels
  • [64]
  • [31,33]
  • [12,19,14]
  • [2,10,9,5]
Base
  • 2
  • 10
  • 9
  • 5
TopValue
64
HiddenCells
  • {"r":1,"c":1,"v":33}
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":2,"v":14}
  • {"r":1,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, 11] → [_, 5, _] → [9, 2, 3, _]

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Answer: Row3[3]=6, Row3[1]=11, Row1[1]=27, Row4[4]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [27]
  • [16,11]
  • [11,5,6]
  • [9,2,3,3]
Base
  • 9
  • 2
  • 3
  • 3
TopValue
27
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":0,"v":11}
  • {"r":0,"c":0,"v":27}
  • {"r":3,"c":3,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 32] → [13, 18, 14] → [_, 8, 10, _]

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Answer: Row4[4]=4, Row2[1]=31, Row1[1]=63, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [63]
  • [31,32]
  • [13,18,14]
  • [5,8,10,4]
Base
  • 5
  • 8
  • 10
  • 4
TopValue
63
HiddenCells
  • {"r":3,"c":3,"v":4}
  • {"r":1,"c":0,"v":31}
  • {"r":0,"c":0,"v":63}
  • {"r":3,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 21] → [19, _, 9] → [9, 10, 2, _]

Show answer

Answer: Row4[4]=7, Row2[1]=31, Row3[2]=12, Row1[1]=52

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [31,21]
  • [19,12,9]
  • [9,10,2,7]
Base
  • 9
  • 10
  • 2
  • 7
TopValue
52
HiddenCells
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":0,"v":31}
  • {"r":2,"c":1,"v":12}
  • {"r":0,"c":0,"v":52}