starter Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, _] → [5, 2, 9]

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Answer: Row2[1]=7, Row2[2]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [7,11]
  • [5,2,9]
Base
  • 5
  • 2
  • 9
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [5] → [2, _] → [1, 1, _]

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

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

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

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Answer: Row1[1]=22, Row3[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [9,13]
  • [5,4,9]
Base
  • 5
  • 4
  • 9
TopValue
22
HiddenCells
  • {"r":0,"c":0,"v":22}
  • {"r":2,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [10, _] → [2, _, 8]

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Answer: Row3[2]=8, Row2[2]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [10,16]
  • [2,8,8]
Base
  • 2
  • 8
  • 8
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":1,"c":1,"v":16}