medium Set 74 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [12, 13] → [_, _, 7] → [1, 5, _, _]

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [25]
  • [12,13]
  • [6,6,7]
  • [1,5,1,6]
Base
  • 1
  • 5
  • 1
  • 6
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":2,"c":1,"v":6}
  • {"r":3,"c":2,"v":1}
  • {"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): [69] → [35, _] → [_, _, _] → [9, 8, 10, 6]

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Answer: Row3[3]=16, Row2[2]=34, Row3[2]=18, Row3[1]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [69]
  • [35,34]
  • [17,18,16]
  • [9,8,10,6]
Base
  • 9
  • 8
  • 10
  • 6
TopValue
69
HiddenCells
  • {"r":2,"c":2,"v":16}
  • {"r":1,"c":1,"v":34}
  • {"r":2,"c":1,"v":18}
  • {"r":2,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [_, 15] → [15, 7, 8] → [_, 5, _, _]

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Answer: Row4[4]=6, Row4[3]=2, Row2[1]=22, Row4[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [22,15]
  • [15,7,8]
  • [10,5,2,6]
Base
  • 10
  • 5
  • 2
  • 6
TopValue
37
HiddenCells
  • {"r":3,"c":3,"v":6}
  • {"r":3,"c":2,"v":2}
  • {"r":1,"c":0,"v":22}
  • {"r":3,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 22] → [3, 10, 12] → [_, _, _, 3]

Show answer

Answer: Row4[3]=9, Row4[1]=2, Row4[2]=1, Row1[1]=35

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [13,22]
  • [3,10,12]
  • [2,1,9,3]
Base
  • 2
  • 1
  • 9
  • 3
TopValue
35
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":3,"c":0,"v":2}
  • {"r":3,"c":1,"v":1}
  • {"r":0,"c":0,"v":35}