medium Set 37 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [9, 8] → [5, 4, _] → [_, 1, _, _]

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

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 23] → [17, 12, _] → [10, _, 5, 6]

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Answer: Row3[3]=11, Row2[1]=29, Row4[2]=7, Row1[1]=52

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [29,23]
  • [17,12,11]
  • [10,7,5,6]
Base
  • 10
  • 7
  • 5
  • 6
TopValue
52
HiddenCells
  • {"r":2,"c":2,"v":11}
  • {"r":1,"c":0,"v":29}
  • {"r":3,"c":1,"v":7}
  • {"r":0,"c":0,"v":52}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [_, _] → [12, 15, _] → [3, 9, _, 4]

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Answer: Row2[1]=27, Row3[3]=10, Row4[3]=6, Row2[2]=25

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [27,25]
  • [12,15,10]
  • [3,9,6,4]
Base
  • 3
  • 9
  • 6
  • 4
TopValue
52
HiddenCells
  • {"r":1,"c":0,"v":27}
  • {"r":2,"c":2,"v":10}
  • {"r":3,"c":2,"v":6}
  • {"r":1,"c":1,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [14, 18] → [_, 6, _] → [4, _, _, 10]

Show answer

Answer: Row3[3]=12, Row4[3]=2, Row3[1]=8, Row4[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [14,18]
  • [8,6,12]
  • [4,4,2,10]
Base
  • 4
  • 4
  • 2
  • 10
TopValue
32
HiddenCells
  • {"r":2,"c":2,"v":12}
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":0,"v":8}
  • {"r":3,"c":1,"v":4}