starter Set 23 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, _] → [4, 9, 5]

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Answer: Row2[1]=13, Row2[2]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [13,14]
  • [4,9,5]
Base
  • 4
  • 9
  • 5
TopValue
27
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":1,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 9] → [7, 2, 7]

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Answer: Row2[1]=9, Row1[1]=18

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, 10] → [_, 4, 6]

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Answer: Row3[1]=4, Row2[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [8,10]
  • [4,4,6]
Base
  • 4
  • 4
  • 6
TopValue
18
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":1,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, _] → [8, 6, 5]

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Answer: Row2[1]=14, Row2[2]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [14,11]
  • [8,6,5]
Base
  • 8
  • 6
  • 5
TopValue
25
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":1,"c":1,"v":11}