starter Set 80 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [3, 11] → [2, _, _]

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Answer: Row3[3]=10, Row3[2]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [3,11]
  • [2,1,10]
Base
  • 2
  • 1
  • 10
TopValue
14
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [9, 11] → [_, 1, _]

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Answer: Row3[1]=8, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [9,11]
  • [8,1,10]
Base
  • 8
  • 1
  • 10
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [11, _] → [9, 2, _]

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Answer: Row3[3]=6, Row2[2]=8

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 14] → [8, 10, 4]

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Answer: Row2[1]=18, Row1[1]=32

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [18,14]
  • [8,10,4]
Base
  • 8
  • 10
  • 4
TopValue
32
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":0,"c":0,"v":32}