starter Set 64 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [13, 17] → [_, _, 7]

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Answer: Row3[2]=10, Row3[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [13,17]
  • [3,10,7]
Base
  • 3
  • 10
  • 7
TopValue
30
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [9] → [_, 5] → [_, 3, 2]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [9]
  • [4,5]
  • [1,3,2]
Base
  • 1
  • 3
  • 2
TopValue
9
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":1,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [3, 2] → [2, 1, _]

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Answer: Row3[3]=1, Row1[1]=5

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [19, 18] → [_, 10, _]

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Answer: Row3[1]=9, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [37]
  • [19,18]
  • [9,10,8]
Base
  • 9
  • 10
  • 8
TopValue
37
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":2,"c":2,"v":8}