starter Set 16 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [6, 9] → [_, 3, 6]

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Answer: Row3[1]=3, Row1[1]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [6,9]
  • [3,3,6]
Base
  • 3
  • 3
  • 6
TopValue
15
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":0,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [_, 14] → [9, _, 8]

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Answer: Row2[1]=15, Row3[2]=6

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":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [8, _] → [1, _, 3]

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Answer: Row2[2]=10, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [8,10]
  • [1,7,3]
Base
  • 1
  • 7
  • 3
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [12, _] → [_, 6, 10]

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Answer: Row3[1]=6, Row2[2]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [12,16]
  • [6,6,10]
Base
  • 6
  • 6
  • 10
TopValue
28
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":1,"c":1,"v":16}