starter Set 67 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [12, _] → [4, 8, _]

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Answer: Row2[2]=18, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [12,18]
  • [4,8,10]
Base
  • 4
  • 8
  • 10
TopValue
30
HiddenCells
  • {"r":1,"c":1,"v":18}
  • {"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): [17] → [6, 11] → [5, _, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [6,11]
  • [5,1,10]
Base
  • 5
  • 1
  • 10
TopValue
17
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): [19] → [12, 7] → [_, _, 3]

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Answer: Row3[2]=4, Row3[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [12,7]
  • [8,4,3]
Base
  • 8
  • 4
  • 3
TopValue
19
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"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): [_] → [14, _] → [4, 10, 3]

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Answer: Row1[1]=27, Row2[2]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [14,13]
  • [4,10,3]
Base
  • 4
  • 10
  • 3
TopValue
27
HiddenCells
  • {"r":0,"c":0,"v":27}
  • {"r":1,"c":1,"v":13}