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): [_] → [12, 4] → [9, 3, _]

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Answer: Row3[3]=1, Row1[1]=16

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [12,4]
  • [9,3,1]
Base
  • 9
  • 3
  • 1
TopValue
16
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":0,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, _] → [7, 10, 4]

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Answer: Row2[1]=17, Row2[2]=14

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [17,14]
  • [7,10,4]
Base
  • 7
  • 10
  • 4
TopValue
31
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":1,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, 11] → [8, 1, _]

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Answer: Row2[1]=9, Row3[3]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [9,11]
  • [8,1,10]
Base
  • 8
  • 1
  • 10
TopValue
20
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, _] → [10, 1, 5]

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Answer: Row2[2]=6, Row1[1]=17

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [11,6]
  • [10,1,5]
Base
  • 10
  • 1
  • 5
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":0,"c":0,"v":17}