medium Set 39 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 19] → [16, _, 8] → [_, 10, 1, 7]

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Answer: Row3[2]=11, Row1[1]=46, Row2[1]=27, Row4[1]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [27,19]
  • [16,11,8]
  • [6,10,1,7]
Base
  • 6
  • 10
  • 1
  • 7
TopValue
46
HiddenCells
  • {"r":2,"c":1,"v":11}
  • {"r":0,"c":0,"v":46}
  • {"r":1,"c":0,"v":27}
  • {"r":3,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [_, 17] → [_, _, 12] → [10, 2, 3, _]

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Answer: Row3[1]=12, Row4[4]=9, Row3[2]=5, Row2[1]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [17,17]
  • [12,5,12]
  • [10,2,3,9]
Base
  • 10
  • 2
  • 3
  • 9
TopValue
34
HiddenCells
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":3,"v":9}
  • {"r":2,"c":1,"v":5}
  • {"r":1,"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): [_] → [9, _] → [6, _, 2] → [4, _, 1, 1]

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Answer: Row1[1]=14, Row2[2]=5, Row4[2]=2, Row3[2]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [14]
  • [9,5]
  • [6,3,2]
  • [4,2,1,1]
Base
  • 4
  • 2
  • 1
  • 1
TopValue
14
HiddenCells
  • {"r":0,"c":0,"v":14}
  • {"r":1,"c":1,"v":5}
  • {"r":3,"c":1,"v":2}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [29, _] → [_, 14, _] → [7, 8, 6, 3]

Show answer

Answer: Row3[3]=9, Row1[1]=52, Row3[1]=15, Row2[2]=23

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [29,23]
  • [15,14,9]
  • [7,8,6,3]
Base
  • 7
  • 8
  • 6
  • 3
TopValue
52
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":0,"c":0,"v":52}
  • {"r":2,"c":0,"v":15}
  • {"r":1,"c":1,"v":23}