starter Set 13 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [_, _] → [3, 4, 5]

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Answer: Row2[1]=7, Row2[2]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [7,9]
  • [3,4,5]
Base
  • 3
  • 4
  • 5
TopValue
16
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":1,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [13, 12] → [5, _, _]

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Answer: Row3[2]=8, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [13,12]
  • [5,8,4]
Base
  • 5
  • 8
  • 4
TopValue
25
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [5, _] → [3, 2, 6]

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Answer: Row2[2]=8, Row1[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [5,8]
  • [3,2,6]
Base
  • 3
  • 2
  • 6
TopValue
13
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":0,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [5, _] → [_, 4, 7]

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Answer: Row2[2]=11, Row3[1]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [5,11]
  • [1,4,7]
Base
  • 1
  • 4
  • 7
TopValue
16
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":2,"c":0,"v":1}