starter Set 30 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [11] → [3, _] → [1, _, 6]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [11]
  • [3,8]
  • [1,2,6]
Base
  • 1
  • 2
  • 6
TopValue
11
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"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): [25] → [_, 12] → [_, 10, 2]

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Answer: Row2[1]=13, Row3[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [13,12]
  • [3,10,2]
Base
  • 3
  • 10
  • 2
TopValue
25
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [11, _] → [_, 6, 7]

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Answer: Row3[1]=5, Row2[2]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [11,13]
  • [5,6,7]
Base
  • 5
  • 6
  • 7
TopValue
24
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":1,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [15, _] → [_, 8, 1]

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Answer: Row2[2]=9, Row3[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [15,9]
  • [7,8,1]
Base
  • 7
  • 8
  • 1
TopValue
24
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":2,"c":0,"v":7}