starter Set 81 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [_, 18] → [_, 9, 9]

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Answer: Row2[1]=16, Row3[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [16,18]
  • [7,9,9]
Base
  • 7
  • 9
  • 9
TopValue
34
HiddenCells
  • {"r":1,"c":0,"v":16}
  • {"r":2,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [20, 11] → [_, _, 1]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [20,11]
  • [10,10,1]
Base
  • 10
  • 10
  • 1
TopValue
31
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":2,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 13] → [6, _, 5]

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Answer: Row3[2]=8, Row2[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [14,13]
  • [6,8,5]
Base
  • 6
  • 8
  • 5
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 14] → [8, 6, 8]

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Answer: Row1[1]=28, Row2[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [14,14]
  • [8,6,8]
Base
  • 8
  • 6
  • 8
TopValue
28
HiddenCells
  • {"r":0,"c":0,"v":28}
  • {"r":1,"c":0,"v":14}