starter Set 82 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, _] → [8, 7, 9]

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Answer: Row1[1]=31, Row2[2]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [15,16]
  • [8,7,9]
Base
  • 8
  • 7
  • 9
TopValue
31
HiddenCells
  • {"r":0,"c":0,"v":31}
  • {"r":1,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 11] → [_, 1, 10]

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Answer: Row2[1]=10, Row3[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [10,11]
  • [9,1,10]
Base
  • 9
  • 1
  • 10
TopValue
21
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 12] → [4, 9, _]

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Answer: Row1[1]=25, Row3[3]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [13,12]
  • [4,9,3]
Base
  • 4
  • 9
  • 3
TopValue
25
HiddenCells
  • {"r":0,"c":0,"v":25}
  • {"r":2,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [_, 7] → [3, 2, _]

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Answer: Row2[1]=5, Row3[3]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [5,7]
  • [3,2,5]
Base
  • 3
  • 2
  • 5
TopValue
12
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"r":2,"c":2,"v":5}