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): [25] → [12, _] → [_, 6, 7]

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Answer: Row2[2]=13, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [12,13]
  • [6,6,7]
Base
  • 6
  • 6
  • 7
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [5, _] → [4, _, 6]

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Answer: Row2[2]=7, Row3[2]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [5,7]
  • [4,1,6]
Base
  • 4
  • 1
  • 6
TopValue
12
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"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): [_] → [12, _] → [8, 4, 4]

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Answer: Row2[2]=8, Row1[1]=20

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [12,8]
  • [8,4,4]
Base
  • 8
  • 4
  • 4
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":0,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [14, 10] → [10, _, _]

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Answer: Row3[2]=4, Row3[3]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [14,10]
  • [10,4,6]
Base
  • 10
  • 4
  • 6
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":2,"c":2,"v":6}