starter Set 28 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 12] → [6, 3, _]

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Answer: Row3[3]=9, Row1[1]=21

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [9,12]
  • [6,3,9]
Base
  • 6
  • 3
  • 9
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":0,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, _] → [6, 4, 8]

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Answer: Row2[2]=12, Row1[1]=22

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [10,12]
  • [6,4,8]
Base
  • 6
  • 4
  • 8
TopValue
22
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":0,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [10, _] → [4, 6, _]

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Answer: Row3[3]=3, Row2[2]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [10,9]
  • [4,6,3]
Base
  • 4
  • 6
  • 3
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":1,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [14, 12] → [_, _, 8]

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Answer: Row3[1]=10, Row3[2]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [14,12]
  • [10,4,8]
Base
  • 10
  • 4
  • 8
TopValue
26
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":2,"c":1,"v":4}