starter Set 75 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, 12] → [9, _, 5]

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Answer: Row3[2]=7, Row1[1]=28

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [16,12]
  • [9,7,5]
Base
  • 9
  • 7
  • 5
TopValue
28
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":0,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [_, 13] → [_, 10, 3]

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Answer: Row3[1]=9, Row2[1]=19

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [19,13]
  • [9,10,3]
Base
  • 9
  • 10
  • 3
TopValue
32
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":0,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 7] → [7, 2, 5]

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Answer: Row2[1]=9, Row1[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [9,7]
  • [7,2,5]
Base
  • 7
  • 2
  • 5
TopValue
16
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":0,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [8] → [6, 2] → [_, _, 1]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [8]
  • [6,2]
  • [5,1,1]
Base
  • 5
  • 1
  • 1
TopValue
8
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":2,"c":0,"v":5}