medium Set 55 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, 16] → [_, 6, 10] → [_, 2, 4, _]

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Answer: Row3[1]=3, Row4[4]=6, Row2[1]=9, Row4[1]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [25]
  • [9,16]
  • [3,6,10]
  • [1,2,4,6]
Base
  • 1
  • 2
  • 4
  • 6
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":3,"c":3,"v":6}
  • {"r":1,"c":0,"v":9}
  • {"r":3,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [62] → [30, 32] → [_, 19, _] → [_, 10, 9, _]

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Answer: Row4[1]=1, Row4[4]=4, Row3[1]=11, Row3[3]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [62]
  • [30,32]
  • [11,19,13]
  • [1,10,9,4]
Base
  • 1
  • 10
  • 9
  • 4
TopValue
62
HiddenCells
  • {"r":3,"c":0,"v":1}
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":0,"v":11}
  • {"r":2,"c":2,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [31, 33] → [_, 19, _] → [_, 10, 9, 5]

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Answer: Row4[1]=2, Row3[3]=14, Row1[1]=64, Row3[1]=12

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":3,"c":0,"v":2}
  • {"r":2,"c":2,"v":14}
  • {"r":0,"c":0,"v":64}
  • {"r":2,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [27, _] → [_, 13, _] → [8, 6, 7, 7]

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Answer: Row1[1]=54, Row3[3]=14, Row3[1]=14, Row2[2]=27

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [27,27]
  • [14,13,14]
  • [8,6,7,7]
Base
  • 8
  • 6
  • 7
  • 7
TopValue
54
HiddenCells
  • {"r":0,"c":0,"v":54}
  • {"r":2,"c":2,"v":14}
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":1,"v":27}