starter Set 85 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [14, 11] → [_, 6, _]

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Answer: Row3[3]=5, Row3[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [14,11]
  • [8,6,5]
Base
  • 8
  • 6
  • 5
TopValue
25
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [10, 4] → [_, 1, _]

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Answer: Row3[1]=9, Row3[3]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [10,4]
  • [9,1,3]
Base
  • 9
  • 1
  • 3
TopValue
14
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"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): [32] → [16, _] → [7, 9, _]

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Answer: Row2[2]=16, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [16,16]
  • [7,9,7]
Base
  • 7
  • 9
  • 7
TopValue
32
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"r":2,"c":2,"v":7}

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

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Answer: Row2[2]=13, Row1[1]=23

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