easy Set 87 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [10, 17] → [_, 9, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [27]
  • [10,17]
  • [1,9,8]
Base
  • 1
  • 9
  • 8
TopValue
27
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 8] → [7, 6, _]

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Answer: Row3[3]=2, Row1[1]=21

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [13,8]
  • [7,6,2]
Base
  • 7
  • 6
  • 2
TopValue
21
HiddenCells
  • {"r":2,"c":2,"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): [17] → [_, _] → [4, 5, 3]

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Answer: Row2[1]=9, Row2[2]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [17]
  • [9,8]
  • [4,5,3]
Base
  • 4
  • 5
  • 3
TopValue
17
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":1,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [9, _] → [1, _, 10]

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Answer: Row2[2]=18, Row3[2]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [27]
  • [9,18]
  • [1,8,10]
Base
  • 1
  • 8
  • 10
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":18}
  • {"r":2,"c":1,"v":8}