expert Set 51 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [5] → [2, _] → [1, _, 2]

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

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [10] → [6, _] → [5, 1, _]

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Answer: Row3[3]=3, Row2[2]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [10]
  • [6,4]
  • [5,1,3]
Base
  • 5
  • 1
  • 3
TopValue
10
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":1,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [13, _] → [4, 9, _]

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Answer: Row2[2]=15, Row3[3]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [13,15]
  • [4,9,6]
Base
  • 4
  • 9
  • 6
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [13, 13] → [_, _, 3]

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Answer: Row3[2]=10, Row3[1]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [13,13]
  • [3,10,3]
Base
  • 3
  • 10
  • 3
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":0,"v":3}