starter Set 85 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, _] → [6, 8, 9]

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Answer: Row2[2]=17, Row1[1]=31

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [14,17]
  • [6,8,9]
Base
  • 6
  • 8
  • 9
TopValue
31
HiddenCells
  • {"r":1,"c":1,"v":17}
  • {"r":0,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [11] → [4, 7] → [_, _, 5]

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

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [14, _] → [_, 9, 9]

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Answer: Row2[2]=18, Row3[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [14,18]
  • [5,9,9]
Base
  • 5
  • 9
  • 9
TopValue
32
HiddenCells
  • {"r":1,"c":1,"v":18}
  • {"r":2,"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): [19] → [_, 10] → [6, 3, _]

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Answer: Row3[3]=7, Row2[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [9,10]
  • [6,3,7]
Base
  • 6
  • 3
  • 7
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":0,"v":9}