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): [42] → [_, _] → [10, 9, 14] → [5, _, _, 10]

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Answer: Row2[2]=23, Row2[1]=19, Row4[3]=4, Row4[2]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [19,23]
  • [10,9,14]
  • [5,5,4,10]
Base
  • 5
  • 5
  • 4
  • 10
TopValue
42
HiddenCells
  • {"r":1,"c":1,"v":23}
  • {"r":1,"c":0,"v":19}
  • {"r":3,"c":2,"v":4}
  • {"r":3,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, _] → [_, 6, 7] → [10, 2, 4, _]

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Answer: Row2[1]=18, Row4[4]=3, Row3[1]=12, Row2[2]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [18,13]
  • [12,6,7]
  • [10,2,4,3]
Base
  • 10
  • 2
  • 4
  • 3
TopValue
31
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":3,"c":3,"v":3}
  • {"r":2,"c":0,"v":12}
  • {"r":1,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [21, 24] → [9, _, _] → [3, _, _, 6]

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Answer: Row4[2]=6, Row4[3]=6, Row3[2]=12, Row3[3]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [21,24]
  • [9,12,12]
  • [3,6,6,6]
Base
  • 3
  • 6
  • 6
  • 6
TopValue
45
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":2,"v":6}
  • {"r":2,"c":1,"v":12}
  • {"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): [49] → [_, 25] → [11, _, _] → [5, _, 7, 5]

Show answer

Answer: Row4[2]=6, Row2[1]=24, Row3[3]=12, Row3[2]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [24,25]
  • [11,13,12]
  • [5,6,7,5]
Base
  • 5
  • 6
  • 7
  • 5
TopValue
49
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":1,"c":0,"v":24}
  • {"r":2,"c":2,"v":12}
  • {"r":2,"c":1,"v":13}