expert Set 52 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [9, _] → [1, 8, _]

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Answer: Row3[3]=9, Row2[2]=17

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [9,17]
  • [1,8,9]
Base
  • 1
  • 8
  • 9
TopValue
26
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [13, _] → [_, 9, 10]

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Answer: Row3[1]=4, Row2[2]=19

SubType
number-pyramid
Difficulty
expert
Levels
  • [32]
  • [13,19]
  • [4,9,10]
Base
  • 4
  • 9
  • 10
TopValue
32
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":1,"c":1,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [5, 7] → [1, 4, _]

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Answer: Row3[3]=3, Row1[1]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [5,7]
  • [1,4,3]
Base
  • 1
  • 4
  • 3
TopValue
12
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":0,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, 10] → [_, 2, 8]

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Answer: Row3[1]=10, Row2[1]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [12,10]
  • [10,2,8]
Base
  • 10
  • 2
  • 8
TopValue
22
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":0,"v":12}