medium Set 44 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [12, _] → [_, 7, _] → [_, 3, 4, 4]

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Answer: Row4[1]=2, Row2[2]=15, Row3[1]=5, Row3[3]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [27]
  • [12,15]
  • [5,7,8]
  • [2,3,4,4]
Base
  • 2
  • 3
  • 4
  • 4
TopValue
27
HiddenCells
  • {"r":3,"c":0,"v":2}
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":0,"v":5}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [50] → [27, _] → [16, _, _] → [8, _, 3, 9]

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Answer: Row3[2]=11, Row2[2]=23, Row4[2]=8, Row3[3]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [27,23]
  • [16,11,12]
  • [8,8,3,9]
Base
  • 8
  • 8
  • 3
  • 9
TopValue
50
HiddenCells
  • {"r":2,"c":1,"v":11}
  • {"r":1,"c":1,"v":23}
  • {"r":3,"c":1,"v":8}
  • {"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): [_] → [_, _] → [11, 11, _] → [1, 10, 1, 7]

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Answer: Row1[1]=41, Row2[2]=19, Row3[3]=8, Row2[1]=22

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [22,19]
  • [11,11,8]
  • [1,10,1,7]
Base
  • 1
  • 10
  • 1
  • 7
TopValue
41
HiddenCells
  • {"r":0,"c":0,"v":41}
  • {"r":1,"c":1,"v":19}
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 19] → [8, _, _] → [2, _, 5, 3]

Show answer

Answer: Row3[2]=11, Row3[3]=8, Row4[2]=6, Row1[1]=38

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [19,19]
  • [8,11,8]
  • [2,6,5,3]
Base
  • 2
  • 6
  • 5
  • 3
TopValue
38
HiddenCells
  • {"r":2,"c":1,"v":11}
  • {"r":2,"c":2,"v":8}
  • {"r":3,"c":1,"v":6}
  • {"r":0,"c":0,"v":38}