medium Set 97 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [34, 31] → [19, _, _] → [10, _, 6, 10]

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Answer: Row1[1]=65, Row4[2]=9, Row3[3]=16, Row3[2]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [65]
  • [34,31]
  • [19,15,16]
  • [10,9,6,10]
Base
  • 10
  • 9
  • 6
  • 10
TopValue
65
HiddenCells
  • {"r":0,"c":0,"v":65}
  • {"r":3,"c":1,"v":9}
  • {"r":2,"c":2,"v":16}
  • {"r":2,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [5, 7, 6] → [1, 4, _, 3]

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Answer: Row2[2]=13, Row2[1]=12, Row1[1]=25, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [25]
  • [12,13]
  • [5,7,6]
  • [1,4,3,3]
Base
  • 1
  • 4
  • 3
  • 3
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":1,"c":0,"v":12}
  • {"r":0,"c":0,"v":25}
  • {"r":3,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [26, _] → [11, _, _] → [6, 5, 10, 7]

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Answer: Row1[1]=58, Row2[2]=32, Row3[2]=15, Row3[3]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [58]
  • [26,32]
  • [11,15,17]
  • [6,5,10,7]
Base
  • 6
  • 5
  • 10
  • 7
TopValue
58
HiddenCells
  • {"r":0,"c":0,"v":58}
  • {"r":1,"c":1,"v":32}
  • {"r":2,"c":1,"v":15}
  • {"r":2,"c":2,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [25, 14] → [14, _, 3] → [_, _, 2, _]

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Answer: Row4[2]=9, Row3[2]=11, Row4[4]=1, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [25,14]
  • [14,11,3]
  • [5,9,2,1]
Base
  • 5
  • 9
  • 2
  • 1
TopValue
39
HiddenCells
  • {"r":3,"c":1,"v":9}
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":3,"v":1}
  • {"r":3,"c":0,"v":5}