medium Set 41 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 18] → [_, 8, 10] → [3, _, _, 6]

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Answer: Row3[1]=7, Row4[3]=4, Row4[2]=4, Row1[1]=33

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [15,18]
  • [7,8,10]
  • [3,4,4,6]
Base
  • 3
  • 4
  • 4
  • 6
TopValue
33
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":3,"c":2,"v":4}
  • {"r":3,"c":1,"v":4}
  • {"r":0,"c":0,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 27] → [_, 15, _] → [7, 5, 10, 2]

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Answer: Row3[3]=12, Row3[1]=12, Row1[1]=54, Row2[1]=27

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [27,27]
  • [12,15,12]
  • [7,5,10,2]
Base
  • 7
  • 5
  • 10
  • 2
TopValue
54
HiddenCells
  • {"r":2,"c":2,"v":12}
  • {"r":2,"c":0,"v":12}
  • {"r":0,"c":0,"v":54}
  • {"r":1,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, _] → [6, _, 13] → [_, 4, 3, 10]

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Answer: Row2[2]=20, Row4[1]=2, Row1[1]=33, Row3[2]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [13,20]
  • [6,7,13]
  • [2,4,3,10]
Base
  • 2
  • 4
  • 3
  • 10
TopValue
33
HiddenCells
  • {"r":1,"c":1,"v":20}
  • {"r":3,"c":0,"v":2}
  • {"r":0,"c":0,"v":33}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [31, _] → [15, _, 13] → [_, 10, 6, 7]

Show answer

Answer: Row3[2]=16, Row4[1]=5, Row2[2]=29, Row1[1]=60

SubType
number-pyramid
Difficulty
medium
Levels
  • [60]
  • [31,29]
  • [15,16,13]
  • [5,10,6,7]
Base
  • 5
  • 10
  • 6
  • 7
TopValue
60
HiddenCells
  • {"r":2,"c":1,"v":16}
  • {"r":3,"c":0,"v":5}
  • {"r":1,"c":1,"v":29}
  • {"r":0,"c":0,"v":60}