medium Set 35 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [_, _] → [15, 11, _] → [7, _, 3, 4]

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Answer: Row2[1]=26, Row4[2]=8, Row3[3]=7, Row2[2]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [26,18]
  • [15,11,7]
  • [7,8,3,4]
Base
  • 7
  • 8
  • 3
  • 4
TopValue
44
HiddenCells
  • {"r":1,"c":0,"v":26}
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":1,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [21, 18] → [_, _, 9] → [_, 2, 7, _]

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Answer: Row4[4]=2, Row4[1]=10, Row3[2]=9, Row3[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [21,18]
  • [12,9,9]
  • [10,2,7,2]
Base
  • 10
  • 2
  • 7
  • 2
TopValue
39
HiddenCells
  • {"r":3,"c":3,"v":2}
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":1,"v":9}
  • {"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): [26] → [15, _] → [10, _, _] → [9, _, 4, 2]

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Answer: Row2[2]=11, Row3[2]=5, Row4[2]=1, Row3[3]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [26]
  • [15,11]
  • [10,5,6]
  • [9,1,4,2]
Base
  • 9
  • 1
  • 4
  • 2
TopValue
26
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":2,"c":1,"v":5}
  • {"r":3,"c":1,"v":1}
  • {"r":2,"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): [51] → [32, 19] → [18, 14, _] → [_, _, _, 1]

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Answer: Row4[2]=10, Row3[3]=5, Row4[3]=4, Row4[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [32,19]
  • [18,14,5]
  • [8,10,4,1]
Base
  • 8
  • 10
  • 4
  • 1
TopValue
51
HiddenCells
  • {"r":3,"c":1,"v":10}
  • {"r":2,"c":2,"v":5}
  • {"r":3,"c":2,"v":4}
  • {"r":3,"c":0,"v":8}