medium Set 40 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [_, 20] → [8, 8, _] → [7, _, 7, _]

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Answer: Row4[2]=1, Row4[4]=5, Row2[1]=16, Row3[3]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [16,20]
  • [8,8,12]
  • [7,1,7,5]
Base
  • 7
  • 1
  • 7
  • 5
TopValue
36
HiddenCells
  • {"r":3,"c":1,"v":1}
  • {"r":3,"c":3,"v":5}
  • {"r":1,"c":0,"v":16}
  • {"r":2,"c":2,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [22, 22] → [11, _, _] → [3, 8, 3, _]

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Answer: Row4[4]=8, Row1[1]=44, Row3[3]=11, Row3[2]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [22,22]
  • [11,11,11]
  • [3,8,3,8]
Base
  • 3
  • 8
  • 3
  • 8
TopValue
44
HiddenCells
  • {"r":3,"c":3,"v":8}
  • {"r":0,"c":0,"v":44}
  • {"r":2,"c":2,"v":11}
  • {"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): [_] → [13, _] → [10, 3, _] → [9, 1, _, 7]

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Answer: Row1[1]=25, Row3[3]=9, Row2[2]=12, Row4[3]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [25]
  • [13,12]
  • [10,3,9]
  • [9,1,2,7]
Base
  • 9
  • 1
  • 2
  • 7
TopValue
25
HiddenCells
  • {"r":0,"c":0,"v":25}
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":1,"v":12}
  • {"r":3,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [_, 17] → [7, _, 9] → [1, _, 2, _]

Show answer

Answer: Row2[1]=15, Row4[2]=6, Row4[4]=7, Row3[2]=8

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