starter Set 50 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [_, _] → [8, 10, 5]

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Answer: Row2[2]=15, Row2[1]=18

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [18,15]
  • [8,10,5]
Base
  • 8
  • 10
  • 5
TopValue
33
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":1,"c":0,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [13, _] → [7, _, 3]

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Answer: Row2[2]=9, Row3[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [13,9]
  • [7,6,3]
Base
  • 7
  • 6
  • 3
TopValue
22
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":2,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 17] → [_, 7, 10]

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Answer: Row1[1]=28, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [11,17]
  • [4,7,10]
Base
  • 4
  • 7
  • 10
TopValue
28
HiddenCells
  • {"r":0,"c":0,"v":28}
  • {"r":2,"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): [23] → [15, _] → [_, 7, 1]

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Answer: Row2[2]=8, Row3[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [15,8]
  • [8,7,1]
Base
  • 8
  • 7
  • 1
TopValue
23
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":2,"c":0,"v":8}