starter Set 72 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [2, _] → [1, 1, 1]

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Answer: Row2[2]=2, Row1[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [4]
  • [2,2]
  • [1,1,1]
Base
  • 1
  • 1
  • 1
TopValue
4
HiddenCells
  • {"r":1,"c":1,"v":2}
  • {"r":0,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [9, 5] → [8, _, _]

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Answer: Row3[3]=4, Row3[2]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [9,5]
  • [8,1,4]
Base
  • 8
  • 1
  • 4
TopValue
14
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"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): [21] → [10, 11] → [_, 2, _]

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Answer: Row3[3]=9, Row3[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [10,11]
  • [8,2,9]
Base
  • 8
  • 2
  • 9
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [9, 8] → [_, 2, _]

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Answer: Row3[3]=6, Row3[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [9,8]
  • [7,2,6]
Base
  • 7
  • 2
  • 6
TopValue
17
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":0,"v":7}