starter Set 67 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 11] → [_, 8, 3]

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Answer: Row3[1]=5, Row1[1]=24

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [13,11]
  • [5,8,3]
Base
  • 5
  • 8
  • 3
TopValue
24
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":0,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [7] → [5, _] → [_, 1, 1]

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Answer: Row3[1]=4, Row2[2]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [7]
  • [5,2]
  • [4,1,1]
Base
  • 4
  • 1
  • 1
TopValue
7
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":1,"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): [17] → [6, 11] → [2, _, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [6,11]
  • [2,4,7]
Base
  • 2
  • 4
  • 7
TopValue
17
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"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): [20] → [_, _] → [7, 3, 7]

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Answer: Row2[2]=10, Row2[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [10,10]
  • [7,3,7]
Base
  • 7
  • 3
  • 7
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":1,"c":0,"v":10}