starter Set 69 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [8] → [5, _] → [_, 2, 1]

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Answer: Row2[2]=3, Row3[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [8]
  • [5,3]
  • [3,2,1]
Base
  • 3
  • 2
  • 1
TopValue
8
HiddenCells
  • {"r":1,"c":1,"v":3}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 8] → [3, 4, _]

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Answer: Row2[1]=7, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [7,8]
  • [3,4,4]
Base
  • 3
  • 4
  • 4
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [14, 13] → [_, 10, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [14,13]
  • [4,10,3]
Base
  • 4
  • 10
  • 3
TopValue
27
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":2,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [13, 10] → [_, _, 1]

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Answer: Row3[2]=9, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [13,10]
  • [4,9,1]
Base
  • 4
  • 9
  • 1
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":4}