starter Set 34 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 9] → [3, 8, 1]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [11,9]
  • [3,8,1]
Base
  • 3
  • 8
  • 1
TopValue
20
HiddenCells
  • {"r":1,"c":0,"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): [_] → [17, 13] → [10, _, 6]

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Answer: Row1[1]=30, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [17,13]
  • [10,7,6]
Base
  • 10
  • 7
  • 6
TopValue
30
HiddenCells
  • {"r":0,"c":0,"v":30}
  • {"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): [6] → [3, _] → [_, 1, 2]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [6]
  • [3,3]
  • [2,1,2]
Base
  • 2
  • 1
  • 2
TopValue
6
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":1,"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): [29] → [14, 15] → [4, _, _]

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Answer: Row3[3]=5, Row3[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [14,15]
  • [4,10,5]
Base
  • 4
  • 10
  • 5
TopValue
29
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":1,"v":10}