expert Set 20 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 12] → [7, 7, 5]

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Answer: Row2[1]=14, Row1[1]=26

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [14,12]
  • [7,7,5]
Base
  • 7
  • 7
  • 5
TopValue
26
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":0,"c":0,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [3, 7] → [_, 1, 6]

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Answer: Row1[1]=10, Row3[1]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [10]
  • [3,7]
  • [2,1,6]
Base
  • 2
  • 1
  • 6
TopValue
10
HiddenCells
  • {"r":0,"c":0,"v":10}
  • {"r":2,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 12] → [_, 8, 4]

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Answer: Row1[1]=21, Row3[1]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [9,12]
  • [1,8,4]
Base
  • 1
  • 8
  • 4
TopValue
21
HiddenCells
  • {"r":0,"c":0,"v":21}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [4, _] → [1, _, 6]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [4,9]
  • [1,3,6]
Base
  • 1
  • 3
  • 6
TopValue
13
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":2,"c":1,"v":3}