starter Set 73 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [12, 8] → [_, _, 4]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [12,8]
  • [8,4,4]
Base
  • 8
  • 4
  • 4
TopValue
20
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): [_] → [9, _] → [2, 7, 4]

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Answer: Row2[2]=11, Row1[1]=20

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [9,11]
  • [2,7,4]
Base
  • 2
  • 7
  • 4
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"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): [22] → [11, 11] → [_, 8, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [11,11]
  • [3,8,3]
Base
  • 3
  • 8
  • 3
TopValue
22
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"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): [14] → [_, _] → [7, 2, 3]

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Answer: Row2[1]=9, Row2[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [9,5]
  • [7,2,3]
Base
  • 7
  • 2
  • 3
TopValue
14
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":1,"c":1,"v":5}