medium Set 51 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [16, _] → [_, 10, _] → [3, 3, _, 2]

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Answer: Row2[2]=19, Row3[1]=6, Row3[3]=9, Row4[3]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [16,19]
  • [6,10,9]
  • [3,3,7,2]
Base
  • 3
  • 3
  • 7
  • 2
TopValue
35
HiddenCells
  • {"r":1,"c":1,"v":19}
  • {"r":2,"c":0,"v":6}
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 15, 9] → [4, 10, 5, 4]

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Answer: Row1[1]=53, Row2[2]=24, Row2[1]=29, Row3[1]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [29,24]
  • [14,15,9]
  • [4,10,5,4]
Base
  • 4
  • 10
  • 5
  • 4
TopValue
53
HiddenCells
  • {"r":0,"c":0,"v":53}
  • {"r":1,"c":1,"v":24}
  • {"r":1,"c":0,"v":29}
  • {"r":2,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [_, 16] → [_, 11, _] → [_, 10, 1, 4]

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Answer: Row2[1]=22, Row4[1]=1, Row3[1]=11, Row3[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [22,16]
  • [11,11,5]
  • [1,10,1,4]
Base
  • 1
  • 10
  • 1
  • 4
TopValue
38
HiddenCells
  • {"r":1,"c":0,"v":22}
  • {"r":3,"c":0,"v":1}
  • {"r":2,"c":0,"v":11}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [11, 18] → [_, _, _] → [3, 1, _, 5]

Show answer

Answer: Row4[3]=6, Row3[3]=11, Row3[2]=7, Row3[1]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [11,18]
  • [4,7,11]
  • [3,1,6,5]
Base
  • 3
  • 1
  • 6
  • 5
TopValue
29
HiddenCells
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":2,"v":11}
  • {"r":2,"c":1,"v":7}
  • {"r":2,"c":0,"v":4}