medium Set 21 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [28, 28] → [13, 15, _] → [_, _, 5, 8]

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Answer: Row3[3]=13, Row4[2]=10, Row4[1]=3, Row1[1]=56

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [28,28]
  • [13,15,13]
  • [3,10,5,8]
Base
  • 3
  • 10
  • 5
  • 8
TopValue
56
HiddenCells
  • {"r":2,"c":2,"v":13}
  • {"r":3,"c":1,"v":10}
  • {"r":3,"c":0,"v":3}
  • {"r":0,"c":0,"v":56}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, _] → [_, 14, _] → [1, 8, 6, 10]

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Answer: Row3[1]=9, Row3[3]=16, Row2[2]=30, Row1[1]=53

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [23,30]
  • [9,14,16]
  • [1,8,6,10]
Base
  • 1
  • 8
  • 6
  • 10
TopValue
53
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":2,"c":2,"v":16}
  • {"r":1,"c":1,"v":30}
  • {"r":0,"c":0,"v":53}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [32, 28] → [14, _, _] → [4, 10, _, 2]

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Answer: Row4[3]=8, Row3[3]=10, Row1[1]=60, Row3[2]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [60]
  • [32,28]
  • [14,18,10]
  • [4,10,8,2]
Base
  • 4
  • 10
  • 8
  • 2
TopValue
60
HiddenCells
  • {"r":3,"c":2,"v":8}
  • {"r":2,"c":2,"v":10}
  • {"r":0,"c":0,"v":60}
  • {"r":2,"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): [44] → [_, _] → [_, 13, 10] → [_, 7, 6, 4]

Show answer

Answer: Row2[2]=23, Row2[1]=21, Row4[1]=1, Row3[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [21,23]
  • [8,13,10]
  • [1,7,6,4]
Base
  • 1
  • 7
  • 6
  • 4
TopValue
44
HiddenCells
  • {"r":1,"c":1,"v":23}
  • {"r":1,"c":0,"v":21}
  • {"r":3,"c":0,"v":1}
  • {"r":2,"c":0,"v":8}