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): [_] → [12, 8] → [9, _, 5]

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Answer: Row1[1]=20, Row3[2]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [12,8]
  • [9,3,5]
Base
  • 9
  • 3
  • 5
TopValue
20
HiddenCells
  • {"r":0,"c":0,"v":20}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, _] → [1, 7, 2]

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Answer: Row2[2]=9, Row1[1]=17

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [8,9]
  • [1,7,2]
Base
  • 1
  • 7
  • 2
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":0,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, _] → [5, 9, 5]

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Answer: Row2[2]=14, Row2[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [14,14]
  • [5,9,5]
Base
  • 5
  • 9
  • 5
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, _] → [2, 5, 8]

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Answer: Row2[2]=13, Row1[1]=20

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [7,13]
  • [2,5,8]
Base
  • 2
  • 5
  • 8
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":0,"c":0,"v":20}