starter Set 31 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 10] → [5, 7, _]

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Answer: Row1[1]=22, Row3[3]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [12,10]
  • [5,7,3]
Base
  • 5
  • 7
  • 3
TopValue
22
HiddenCells
  • {"r":0,"c":0,"v":22}
  • {"r":2,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [6, 2] → [_, 1, 1]

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Answer: Row3[1]=5, Row1[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [8]
  • [6,2]
  • [5,1,1]
Base
  • 5
  • 1
  • 1
TopValue
8
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":0,"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): [29] → [_, 14] → [9, 6, _]

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Answer: Row2[1]=15, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [15,14]
  • [9,6,8]
Base
  • 9
  • 6
  • 8
TopValue
29
HiddenCells
  • {"r":1,"c":0,"v":15}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [5, 3] → [4, 1, _]

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Answer: Row1[1]=8, Row3[3]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [8]
  • [5,3]
  • [4,1,2]
Base
  • 4
  • 1
  • 2
TopValue
8
HiddenCells
  • {"r":0,"c":0,"v":8}
  • {"r":2,"c":2,"v":2}