expert Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [11] → [4, _] → [2, 2, _]

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Answer: Row2[2]=7, Row3[3]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [11]
  • [4,7]
  • [2,2,5]
Base
  • 2
  • 2
  • 5
TopValue
11
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 15] → [4, 9, _]

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Answer: Row1[1]=28, Row3[3]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [13,15]
  • [4,9,6]
Base
  • 4
  • 9
  • 6
TopValue
28
HiddenCells
  • {"r":0,"c":0,"v":28}
  • {"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): [_] → [_, 8] → [2, 3, 5]

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Answer: Row2[1]=5, Row1[1]=13

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [5,8]
  • [2,3,5]
Base
  • 2
  • 3
  • 5
TopValue
13
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"r":0,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 13] → [7, 4, _]

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Answer: Row3[3]=9, Row1[1]=24

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [11,13]
  • [7,4,9]
Base
  • 7
  • 4
  • 9
TopValue
24
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":0,"c":0,"v":24}