starter Set 27 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [11, _] → [3, _, 8]

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Answer: Row2[2]=16, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [11,16]
  • [3,8,8]
Base
  • 3
  • 8
  • 8
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 7] → [_, 1, 6]

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Answer: Row3[1]=7, Row2[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [8,7]
  • [7,1,6]
Base
  • 7
  • 1
  • 6
TopValue
15
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":1,"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): [26] → [17, 9] → [_, 7, _]

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Answer: Row3[1]=10, Row3[3]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [17,9]
  • [10,7,2]
Base
  • 10
  • 7
  • 2
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 11] → [6, 6, _]

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Answer: Row3[3]=5, Row2[1]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [12,11]
  • [6,6,5]
Base
  • 6
  • 6
  • 5
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":1,"c":0,"v":12}