starter Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [8, _] → [1, 7, _]

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Answer: Row3[3]=8, Row2[2]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [8,15]
  • [1,7,8]
Base
  • 1
  • 7
  • 8
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [11, _] → [10, _, 5]

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Answer: Row3[2]=1, Row2[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [11,6]
  • [10,1,5]
Base
  • 10
  • 1
  • 5
TopValue
17
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":1,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [6, 8] → [5, _, _]

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Answer: Row3[2]=1, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [6,8]
  • [5,1,7]
Base
  • 5
  • 1
  • 7
TopValue
14
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"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): [_] → [4, 12] → [1, 3, _]

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Answer: Row3[3]=9, Row1[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [4,12]
  • [1,3,9]
Base
  • 1
  • 3
  • 9
TopValue
16
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":0,"c":0,"v":16}