starter Set 16 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [7, 14] → [3, _, _]

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Answer: Row3[2]=4, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [7,14]
  • [3,4,10]
Base
  • 3
  • 4
  • 10
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [10, 9] → [_, _, 2]

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Answer: Row3[1]=3, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [10,9]
  • [3,7,2]
Base
  • 3
  • 7
  • 2
TopValue
19
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, _] → [5, 6, 3]

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Answer: Row2[2]=9, Row1[1]=20

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [11,9]
  • [5,6,3]
Base
  • 5
  • 6
  • 3
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":0,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [16, 10] → [_, _, 3]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [16,10]
  • [9,7,3]
Base
  • 9
  • 7
  • 3
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":2,"c":0,"v":9}