expert Set 27 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 15] → [1, 6, 9]

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Answer: Row1[1]=22, Row2[1]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [7,15]
  • [1,6,9]
Base
  • 1
  • 6
  • 9
TopValue
22
HiddenCells
  • {"r":0,"c":0,"v":22}
  • {"r":1,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [_, 3] → [_, 1, 2]

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Answer: Row2[1]=9, Row3[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [9,3]
  • [8,1,2]
Base
  • 8
  • 1
  • 2
TopValue
12
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [13, _] → [_, 6, 1]

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Answer: Row2[2]=7, Row3[1]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [13,7]
  • [7,6,1]
Base
  • 7
  • 6
  • 1
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [16, _] → [9, _, 3]

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Answer: Row2[2]=10, Row3[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [16,10]
  • [9,7,3]
Base
  • 9
  • 7
  • 3
TopValue
26
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":1,"v":7}