expert Set 88 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [5, _] → [1, 4, _]

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Answer: Row2[2]=9, Row3[3]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [5,9]
  • [1,4,5]
Base
  • 1
  • 4
  • 5
TopValue
14
HiddenCells
  • {"r":1,"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): [_] → [11, 9] → [_, 4, 5]

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Answer: Row3[1]=7, Row1[1]=20

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [11,9]
  • [7,4,5]
Base
  • 7
  • 4
  • 5
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":0,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [14, _] → [9, 5, _]

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Answer: Row3[3]=7, Row2[2]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [14,12]
  • [9,5,7]
Base
  • 9
  • 5
  • 7
TopValue
26
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 7] → [_, 6, 1]

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Answer: Row1[1]=17, Row3[1]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [10,7]
  • [4,6,1]
Base
  • 4
  • 6
  • 1
TopValue
17
HiddenCells
  • {"r":0,"c":0,"v":17}
  • {"r":2,"c":0,"v":4}