easy Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [6, 11] → [_, _, 9]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [17]
  • [6,11]
  • [4,2,9]
Base
  • 4
  • 2
  • 9
TopValue
17
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"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): [_] → [5, _] → [1, 4, 6]

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Answer: Row1[1]=15, Row2[2]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [15]
  • [5,10]
  • [1,4,6]
Base
  • 1
  • 4
  • 6
TopValue
15
HiddenCells
  • {"r":0,"c":0,"v":15}
  • {"r":1,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 19] → [9, _, 9]

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Answer: Row1[1]=38, Row3[2]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [38]
  • [19,19]
  • [9,10,9]
Base
  • 9
  • 10
  • 9
TopValue
38
HiddenCells
  • {"r":0,"c":0,"v":38}
  • {"r":2,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, 8] → [5, 7, _]

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Answer: Row2[1]=12, Row3[3]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [12,8]
  • [5,7,1]
Base
  • 5
  • 7
  • 1
TopValue
20
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":2,"c":2,"v":1}