starter Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [6, 11] → [_, 4, 7]

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Answer: Row1[1]=17, Row3[1]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [6,11]
  • [2,4,7]
Base
  • 2
  • 4
  • 7
TopValue
17
HiddenCells
  • {"r":0,"c":0,"v":17}
  • {"r":2,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [17, 17] → [_, 8, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [17,17]
  • [9,8,9]
Base
  • 9
  • 8
  • 9
TopValue
34
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [12, _] → [_, 10, 3]

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Answer: Row2[2]=13, Row3[1]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [12,13]
  • [2,10,3]
Base
  • 2
  • 10
  • 3
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":2,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [_, 14] → [_, 5, 9]

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Answer: Row3[1]=10, Row2[1]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [15,14]
  • [10,5,9]
Base
  • 10
  • 5
  • 9
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":0,"v":15}