easy Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 14] → [_, 5, 9]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [7,14]
  • [2,5,9]
Base
  • 2
  • 5
  • 9
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"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): [11] → [7, _] → [_, 3, 1]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [11]
  • [7,4]
  • [4,3,1]
Base
  • 4
  • 3
  • 1
TopValue
11
HiddenCells
  • {"r":1,"c":1,"v":4}
  • {"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): [12] → [7, _] → [3, 4, _]

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Answer: Row2[2]=5, Row3[3]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [12]
  • [7,5]
  • [3,4,1]
Base
  • 3
  • 4
  • 1
TopValue
12
HiddenCells
  • {"r":1,"c":1,"v":5}
  • {"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): [27] → [_, 16] → [_, 9, 7]

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Answer: Row2[1]=11, Row3[1]=2

SubType
number-pyramid
Difficulty
easy
Levels
  • [27]
  • [11,16]
  • [2,9,7]
Base
  • 2
  • 9
  • 7
TopValue
27
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":2,"c":0,"v":2}