easy Set 28 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 13] → [9, 4, 9]

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Answer: Row2[1]=13, Row1[1]=26

SubType
number-pyramid
Difficulty
easy
Levels
  • [26]
  • [13,13]
  • [9,4,9]
Base
  • 9
  • 4
  • 9
TopValue
26
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":0,"c":0,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [17, 15] → [9, _, _]

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Answer: Row3[3]=7, Row3[2]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [32]
  • [17,15]
  • [9,8,7]
Base
  • 9
  • 8
  • 7
TopValue
32
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":2,"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): [12] → [7, _] → [6, _, 4]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [12]
  • [7,5]
  • [6,1,4]
Base
  • 6
  • 1
  • 4
TopValue
12
HiddenCells
  • {"r":1,"c":1,"v":5}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 13] → [7, 3, 10]

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Answer: Row1[1]=23, Row2[1]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [23]
  • [10,13]
  • [7,3,10]
Base
  • 7
  • 3
  • 10
TopValue
23
HiddenCells
  • {"r":0,"c":0,"v":23}
  • {"r":1,"c":0,"v":10}