expert Set 87 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 11] → [7, _, 4]

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Answer: Row1[1]=25, Row3[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [14,11]
  • [7,7,4]
Base
  • 7
  • 7
  • 4
TopValue
25
HiddenCells
  • {"r":0,"c":0,"v":25}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [16, _] → [9, 7, _]

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Answer: Row3[3]=8, Row2[2]=15

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [16,15]
  • [9,7,8]
Base
  • 9
  • 7
  • 8
TopValue
31
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":1,"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): [33] → [19, 14] → [10, _, _]

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Answer: Row3[2]=9, Row3[3]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [33]
  • [19,14]
  • [10,9,5]
Base
  • 10
  • 9
  • 5
TopValue
33
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 16] → [_, 6, 10]

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Answer: Row2[1]=7, Row3[1]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [7,16]
  • [1,6,10]
Base
  • 1
  • 6
  • 10
TopValue
23
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":0,"v":1}