medium Set 38 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [28, 31] → [12, _, _] → [_, _, 9, 6]

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Answer: Row3[2]=16, Row3[3]=15, Row4[2]=7, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [28,31]
  • [12,16,15]
  • [5,7,9,6]
Base
  • 5
  • 7
  • 9
  • 6
TopValue
59
HiddenCells
  • {"r":2,"c":1,"v":16}
  • {"r":2,"c":2,"v":15}
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [34, 25] → [18, 16, _] → [_, 10, _, _]

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Answer: Row4[3]=6, Row4[1]=8, Row3[3]=9, Row4[4]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [34,25]
  • [18,16,9]
  • [8,10,6,3]
Base
  • 8
  • 10
  • 6
  • 3
TopValue
59
HiddenCells
  • {"r":3,"c":2,"v":6}
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":3,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [_, _] → [11, _, 14] → [8, _, 7, 7]

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Answer: Row2[2]=24, Row4[2]=3, Row2[1]=21, Row3[2]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [21,24]
  • [11,10,14]
  • [8,3,7,7]
Base
  • 8
  • 3
  • 7
  • 7
TopValue
45
HiddenCells
  • {"r":1,"c":1,"v":24}
  • {"r":3,"c":1,"v":3}
  • {"r":1,"c":0,"v":21}
  • {"r":2,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [14, 10, 9] → [_, 6, 4, 5]

Show answer

Answer: Row4[1]=8, Row2[1]=24, Row2[2]=19, Row1[1]=43

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [24,19]
  • [14,10,9]
  • [8,6,4,5]
Base
  • 8
  • 6
  • 4
  • 5
TopValue
43
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":0,"v":24}
  • {"r":1,"c":1,"v":19}
  • {"r":0,"c":0,"v":43}