expert Set 53 Form Exercise

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

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Answer: Row3[1]=4, Row1[1]=26

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [13,13]
  • [4,9,4]
Base
  • 4
  • 9
  • 4
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"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): [19] → [9, 10] → [_, _, 7]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [9,10]
  • [6,3,7]
Base
  • 6
  • 3
  • 7
TopValue
19
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, 12] → [4, _, 10]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [6,12]
  • [4,2,10]
Base
  • 4
  • 2
  • 10
TopValue
18
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"r":1,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [16, 11] → [10, _, _]

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Answer: Row3[3]=5, Row3[2]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [16,11]
  • [10,6,5]
Base
  • 10
  • 6
  • 5
TopValue
27
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":1,"v":6}