easy Set 39 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 5] → [9, _, 1]

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Answer: Row1[1]=18, Row3[2]=4

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [13,5]
  • [9,4,1]
Base
  • 9
  • 4
  • 1
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"r":2,"c":1,"v":4}

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

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Answer: Row1[1]=18, Row3[2]=2

SubType
number-pyramid
Difficulty
easy
Levels
  • [18]
  • [9,9]
  • [7,2,7]
Base
  • 7
  • 2
  • 7
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [8, 9] → [_, 4, _]

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Answer: Row3[3]=5, Row3[1]=4

SubType
number-pyramid
Difficulty
easy
Levels
  • [17]
  • [8,9]
  • [4,4,5]
Base
  • 4
  • 4
  • 5
TopValue
17
HiddenCells
  • {"r":2,"c":2,"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): [11] → [5, _] → [4, _, 5]

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Answer: Row3[2]=1, Row2[2]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [11]
  • [5,6]
  • [4,1,5]
Base
  • 4
  • 1
  • 5
TopValue
11
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":1,"c":1,"v":6}