medium Set 78 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 22] → [15, 13, _] → [5, 10, 3, _]

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Answer: Row1[1]=50, Row3[3]=9, Row2[1]=28, Row4[4]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [28,22]
  • [15,13,9]
  • [5,10,3,6]
Base
  • 5
  • 10
  • 3
  • 6
TopValue
50
HiddenCells
  • {"r":0,"c":0,"v":50}
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":0,"v":28}
  • {"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): [_] → [_, 35] → [_, 16, 19] → [5, _, 10, 9]

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Answer: Row4[2]=6, Row1[1]=62, Row2[1]=27, Row3[1]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [62]
  • [27,35]
  • [11,16,19]
  • [5,6,10,9]
Base
  • 5
  • 6
  • 10
  • 9
TopValue
62
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":0,"c":0,"v":62}
  • {"r":1,"c":0,"v":27}
  • {"r":2,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 6] → [_, 4, _] → [5, _, 1, 1]

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Answer: Row3[1]=8, Row3[3]=2, Row1[1]=18, Row4[2]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [18]
  • [12,6]
  • [8,4,2]
  • [5,3,1,1]
Base
  • 5
  • 3
  • 1
  • 1
TopValue
18
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":2,"c":2,"v":2}
  • {"r":0,"c":0,"v":18}
  • {"r":3,"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): [26] → [_, 15] → [6, _, _] → [4, 2, 3, _]

Show answer

Answer: Row4[4]=7, Row3[3]=10, Row2[1]=11, Row3[2]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [26]
  • [11,15]
  • [6,5,10]
  • [4,2,3,7]
Base
  • 4
  • 2
  • 3
  • 7
TopValue
26
HiddenCells
  • {"r":3,"c":3,"v":7}
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":0,"v":11}
  • {"r":2,"c":1,"v":5}