starter Set 36 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 19] → [_, 9, 10]

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Answer: Row3[1]=6, Row1[1]=34

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [15,19]
  • [6,9,10]
Base
  • 6
  • 9
  • 10
TopValue
34
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":0,"c":0,"v":34}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [8, _] → [7, 1, _]

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Answer: Row2[2]=11, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [8,11]
  • [7,1,10]
Base
  • 7
  • 1
  • 10
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 11] → [3, 9, _]

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Answer: Row2[1]=12, Row3[3]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [12,11]
  • [3,9,2]
Base
  • 3
  • 9
  • 2
TopValue
23
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"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): [_] → [_, 14] → [8, 9, 5]

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Answer: Row2[1]=17, Row1[1]=31

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [17,14]
  • [8,9,5]
Base
  • 8
  • 9
  • 5
TopValue
31
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":0,"c":0,"v":31}