starter Set 55 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, _] → [2, 5, 5]

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Answer: Row2[2]=10, Row2[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [7,10]
  • [2,5,5]
Base
  • 2
  • 5
  • 5
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":1,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 8] → [7, 6, _]

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Answer: Row3[3]=2, Row2[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [13,8]
  • [7,6,2]
Base
  • 7
  • 6
  • 2
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":1,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, 16] → [9, _, 8]

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Answer: Row3[2]=8, Row1[1]=33

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [17,16]
  • [9,8,8]
Base
  • 9
  • 8
  • 8
TopValue
33
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":0,"c":0,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [9, 11] → [7, _, _]

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Answer: Row3[3]=9, Row3[2]=2

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