medium Set 100 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, _] → [10, 5, 8] → [_, 4, _, 7]

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Answer: Row4[1]=6, Row4[3]=1, Row2[1]=15, Row2[2]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [15,13]
  • [10,5,8]
  • [6,4,1,7]
Base
  • 6
  • 4
  • 1
  • 7
TopValue
28
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":3,"c":2,"v":1}
  • {"r":1,"c":0,"v":15}
  • {"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): [21] → [9, 12] → [_, _, 8] → [3, 2, _, _]

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Answer: Row4[3]=2, Row3[1]=5, Row3[2]=4, Row4[4]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [21]
  • [9,12]
  • [5,4,8]
  • [3,2,2,6]
Base
  • 3
  • 2
  • 2
  • 6
TopValue
21
HiddenCells
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":0,"v":5}
  • {"r":2,"c":1,"v":4}
  • {"r":3,"c":3,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [21, _] → [15, 6, 10] → [_, 5, _, 9]

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Answer: Row1[1]=37, Row4[1]=10, Row4[3]=1, Row2[2]=16

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [21,16]
  • [15,6,10]
  • [10,5,1,9]
Base
  • 10
  • 5
  • 1
  • 9
TopValue
37
HiddenCells
  • {"r":0,"c":0,"v":37}
  • {"r":3,"c":0,"v":10}
  • {"r":3,"c":2,"v":1}
  • {"r":1,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 24] → [7, 10, _] → [3, 4, 6, _]

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Answer: Row1[1]=41, Row3[3]=14, Row4[4]=8, Row2[1]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [17,24]
  • [7,10,14]
  • [3,4,6,8]
Base
  • 3
  • 4
  • 6
  • 8
TopValue
41
HiddenCells
  • {"r":0,"c":0,"v":41}
  • {"r":2,"c":2,"v":14}
  • {"r":3,"c":3,"v":8}
  • {"r":1,"c":0,"v":17}