starter Set 23 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, 12] → [3, _, 3]

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Answer: Row3[2]=9, Row2[1]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [12,12]
  • [3,9,3]
Base
  • 3
  • 9
  • 3
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [16, 17] → [_, _, 9]

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Answer: Row3[1]=8, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [16,17]
  • [8,8,9]
Base
  • 8
  • 8
  • 9
TopValue
33
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"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): [16] → [11, _] → [9, _, 3]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [11,5]
  • [9,2,3]
Base
  • 9
  • 2
  • 3
TopValue
16
HiddenCells
  • {"r":1,"c":1,"v":5}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [17, 11] → [10, _, _]

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Answer: Row3[3]=4, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [17,11]
  • [10,7,4]
Base
  • 10
  • 7
  • 4
TopValue
28
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"r":2,"c":1,"v":7}