easy Set 31 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 9] → [6, 1, _]

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Answer: Row3[3]=8, Row1[1]=16

SubType
number-pyramid
Difficulty
easy
Levels
  • [16]
  • [7,9]
  • [6,1,8]
Base
  • 6
  • 1
  • 8
TopValue
16
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":0,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [10, 8] → [_, 2, _]

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Answer: Row3[1]=8, Row3[3]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [10,8]
  • [8,2,6]
Base
  • 8
  • 2
  • 6
TopValue
18
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"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): [_] → [9, 12] → [_, 7, 5]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [9,12]
  • [2,7,5]
Base
  • 2
  • 7
  • 5
TopValue
21
HiddenCells
  • {"r":0,"c":0,"v":21}
  • {"r":2,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [6, _] → [_, 5, 3]

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Answer: Row2[2]=8, Row3[1]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [14]
  • [6,8]
  • [1,5,3]
Base
  • 1
  • 5
  • 3
TopValue
14
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":2,"c":0,"v":1}