starter Set 26 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [12, _] → [_, 7, 9]

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Answer: Row3[1]=5, Row2[2]=16

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 17] → [3, 8, _]

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Answer: Row3[3]=9, Row1[1]=28

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [11,17]
  • [3,8,9]
Base
  • 3
  • 8
  • 9
TopValue
28
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"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): [25] → [11, 14] → [_, _, 4]

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Answer: Row3[1]=1, Row3[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [11,14]
  • [1,10,4]
Base
  • 1
  • 10
  • 4
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":2,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [16, _] → [6, 10, _]

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Answer: Row2[2]=17, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [16,17]
  • [6,10,7]
Base
  • 6
  • 10
  • 7
TopValue
33
HiddenCells
  • {"r":1,"c":1,"v":17}
  • {"r":2,"c":2,"v":7}