expert Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [10, _] → [_, 3, 7]

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Answer: Row3[1]=7, Row2[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [10,10]
  • [7,3,7]
Base
  • 7
  • 3
  • 7
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":1,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, 8] → [6, 4, _]

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Answer: Row2[1]=10, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [10,8]
  • [6,4,4]
Base
  • 6
  • 4
  • 4
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [9] → [_, 4] → [_, 1, 3]

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Answer: Row2[1]=5, Row3[1]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [9]
  • [5,4]
  • [4,1,3]
Base
  • 4
  • 1
  • 3
TopValue
9
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"r":2,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [2, 3] → [1, _, 2]

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Answer: Row3[2]=1, Row1[1]=5

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":0,"c":0,"v":5}