starter Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 13] → [9, 8, 5]

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Answer: Row2[1]=17, Row1[1]=30

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [17,13]
  • [9,8,5]
Base
  • 9
  • 8
  • 5
TopValue
30
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":0,"c":0,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [_, 13] → [_, 9, 4]

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Answer: Row2[1]=13, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [13,13]
  • [4,9,4]
Base
  • 4
  • 9
  • 4
TopValue
26
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"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): [_] → [_, 14] → [3, 9, 5]

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Answer: Row2[1]=12, Row1[1]=26

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [12,14]
  • [3,9,5]
Base
  • 3
  • 9
  • 5
TopValue
26
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":0,"c":0,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [_, _] → [10, 6, 10]

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Answer: Row2[1]=16, Row2[2]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [16,16]
  • [10,6,10]
Base
  • 10
  • 6
  • 10
TopValue
32
HiddenCells
  • {"r":1,"c":0,"v":16}
  • {"r":1,"c":1,"v":16}