expert Set 38 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [3, 8] → [2, _, 7]

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Answer: Row3[2]=1, Row1[1]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [11]
  • [3,8]
  • [2,1,7]
Base
  • 2
  • 1
  • 7
TopValue
11
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":0,"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): [9] → [_, 7] → [1, 1, _]

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Answer: Row3[3]=6, Row2[1]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [9]
  • [2,7]
  • [1,1,6]
Base
  • 1
  • 1
  • 6
TopValue
9
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":1,"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): [27] → [15, 12] → [7, _, _]

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Answer: Row3[3]=4, Row3[2]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [15,12]
  • [7,8,4]
Base
  • 7
  • 8
  • 4
TopValue
27
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [13, 5] → [9, _, _]

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Answer: Row3[3]=1, Row3[2]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [13,5]
  • [9,4,1]
Base
  • 9
  • 4
  • 1
TopValue
18
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":2,"c":1,"v":4}