starter Set 92 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 10] → [4, _, 1]

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Answer: Row3[2]=9, Row1[1]=23

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [13,10]
  • [4,9,1]
Base
  • 4
  • 9
  • 1
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":0,"c":0,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [6] → [4, _] → [_, 1, 1]

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Answer: Row2[2]=2, Row3[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [6]
  • [4,2]
  • [3,1,1]
Base
  • 3
  • 1
  • 1
TopValue
6
HiddenCells
  • {"r":1,"c":1,"v":2}
  • {"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): [27] → [15, 12] → [_, _, 4]

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Answer: Row3[1]=7, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [15,12]
  • [7,8,4]
Base
  • 7
  • 8
  • 4
TopValue
27
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"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): [_] → [10, 16] → [1, 9, _]

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Answer: Row3[3]=7, Row1[1]=26

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [10,16]
  • [1,9,7]
Base
  • 1
  • 9
  • 7
TopValue
26
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":0,"c":0,"v":26}