medium Set 15 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [32, 22] → [_, 15, 7] → [8, _, _, _]

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Answer: Row4[4]=1, Row3[1]=17, Row4[2]=9, Row4[3]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [32,22]
  • [17,15,7]
  • [8,9,6,1]
Base
  • 8
  • 9
  • 6
  • 1
TopValue
54
HiddenCells
  • {"r":3,"c":3,"v":1}
  • {"r":2,"c":0,"v":17}
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [23, _] → [_, _, 9] → [_, 9, 1, 8]

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Answer: Row2[2]=19, Row3[2]=10, Row3[1]=13, Row4[1]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [23,19]
  • [13,10,9]
  • [4,9,1,8]
Base
  • 4
  • 9
  • 1
  • 8
TopValue
42
HiddenCells
  • {"r":1,"c":1,"v":19}
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":0,"v":13}
  • {"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): [51] → [25, _] → [_, _, 15] → [10, 4, _, 8]

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Answer: Row3[1]=14, Row4[3]=7, Row2[2]=26, Row3[2]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [25,26]
  • [14,11,15]
  • [10,4,7,8]
Base
  • 10
  • 4
  • 7
  • 8
TopValue
51
HiddenCells
  • {"r":2,"c":0,"v":14}
  • {"r":3,"c":2,"v":7}
  • {"r":1,"c":1,"v":26}
  • {"r":2,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 29] → [_, 16, _] → [3, 6, 10, 3]

Show answer

Answer: Row3[3]=13, Row1[1]=54, Row3[1]=9, Row2[1]=25

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [25,29]
  • [9,16,13]
  • [3,6,10,3]
Base
  • 3
  • 6
  • 10
  • 3
TopValue
54
HiddenCells
  • {"r":2,"c":2,"v":13}
  • {"r":0,"c":0,"v":54}
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":0,"v":25}