starter Set 31 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 16] → [8, 9, 7]

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Answer: Row2[1]=17, Row1[1]=33

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [17,16]
  • [8,9,7]
Base
  • 8
  • 9
  • 7
TopValue
33
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":0,"c":0,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [18, 14] → [_, _, 6]

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Answer: Row3[2]=8, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [18,14]
  • [10,8,6]
Base
  • 10
  • 8
  • 6
TopValue
32
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":2,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [10, 11] → [_, 9, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [10,11]
  • [1,9,2]
Base
  • 1
  • 9
  • 2
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 9] → [6, 8, _]

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Answer: Row3[3]=1, Row2[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [14,9]
  • [6,8,1]
Base
  • 6
  • 8
  • 1
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":1,"c":0,"v":14}