easy 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): [23] → [11, _] → [_, 7, 5]

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Answer: Row2[2]=12, Row3[1]=4

SubType
number-pyramid
Difficulty
easy
Levels
  • [23]
  • [11,12]
  • [4,7,5]
Base
  • 4
  • 7
  • 5
TopValue
23
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"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): [_] → [18, 13] → [9, _, 4]

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Answer: Row1[1]=31, Row3[2]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [31]
  • [18,13]
  • [9,9,4]
Base
  • 9
  • 9
  • 4
TopValue
31
HiddenCells
  • {"r":0,"c":0,"v":31}
  • {"r":2,"c":1,"v":9}

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

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

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 11] → [8, _, 9]

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Answer: Row3[2]=2, Row1[1]=21

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [10,11]
  • [8,2,9]
Base
  • 8
  • 2
  • 9
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"r":0,"c":0,"v":21}