starter Set 82 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [8, _] → [6, _, 9]

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Answer: Row2[2]=11, Row3[2]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [8,11]
  • [6,2,9]
Base
  • 6
  • 2
  • 9
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"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): [13] → [3, 10] → [_, 1, _]

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Answer: Row3[1]=2, Row3[3]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [3,10]
  • [2,1,9]
Base
  • 2
  • 1
  • 9
TopValue
13
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 16] → [8, 6, 10]

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Answer: Row2[1]=14, Row1[1]=30

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [14,16]
  • [8,6,10]
Base
  • 8
  • 6
  • 10
TopValue
30
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":0,"c":0,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 8] → [_, 1, 7]

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Answer: Row2[1]=7, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [7,8]
  • [6,1,7]
Base
  • 6
  • 1
  • 7
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":0,"v":6}