expert Set 84 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 9] → [10, 1, _]

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Answer: Row3[3]=8, Row1[1]=20

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 9] → [_, 5, 4]

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Answer: Row3[1]=6, Row1[1]=20

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [11,9]
  • [6,5,4]
Base
  • 6
  • 5
  • 4
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":0,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 11] → [9, 1, 10]

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Answer: Row2[1]=10, Row1[1]=21

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [10,11]
  • [9,1,10]
Base
  • 9
  • 1
  • 10
TopValue
21
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":0,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [6, _] → [_, 1, 5]

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Answer: Row2[2]=6, Row3[1]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [6,6]
  • [5,1,5]
Base
  • 5
  • 1
  • 5
TopValue
12
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":2,"c":0,"v":5}