starter Set 79 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [_, 19] → [10, _, 10]

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Answer: Row3[2]=9, Row2[1]=19

SubType
number-pyramid
Difficulty
starter
Levels
  • [38]
  • [19,19]
  • [10,9,10]
Base
  • 10
  • 9
  • 10
TopValue
38
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":0,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, _] → [8, 5, 1]

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Answer: Row2[1]=13, Row2[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [13,6]
  • [8,5,1]
Base
  • 8
  • 5
  • 1
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":1,"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): [10] → [8, 2] → [_, _, 1]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [10]
  • [8,2]
  • [7,1,1]
Base
  • 7
  • 1
  • 1
TopValue
10
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, _] → [6, 5, 1]

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Answer: Row1[1]=17, Row2[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [11,6]
  • [6,5,1]
Base
  • 6
  • 5
  • 1
TopValue
17
HiddenCells
  • {"r":0,"c":0,"v":17}
  • {"r":1,"c":1,"v":6}