easy Set 55 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 12] → [9, _, 10]

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Answer: Row1[1]=23, Row3[2]=2

SubType
number-pyramid
Difficulty
easy
Levels
  • [23]
  • [11,12]
  • [9,2,10]
Base
  • 9
  • 2
  • 10
TopValue
23
HiddenCells
  • {"r":0,"c":0,"v":23}
  • {"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): [_] → [11, 14] → [2, 9, _]

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Answer: Row3[3]=5, Row1[1]=25

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [11,14]
  • [2,9,5]
Base
  • 2
  • 9
  • 5
TopValue
25
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":0,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, 10] → [9, 9, _]

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Answer: Row2[1]=18, Row3[3]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [28]
  • [18,10]
  • [9,9,1]
Base
  • 9
  • 9
  • 1
TopValue
28
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, _] → [6, 7, 1]

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Answer: Row2[2]=8, Row2[1]=13

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [13,8]
  • [6,7,1]
Base
  • 6
  • 7
  • 1
TopValue
21
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":1,"c":0,"v":13}