starter Set 74 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [3, 9] → [_, 2, 7]

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Answer: Row1[1]=12, Row3[1]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [3,9]
  • [1,2,7]
Base
  • 1
  • 2
  • 7
TopValue
12
HiddenCells
  • {"r":0,"c":0,"v":12}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [10, 7] → [_, _, 1]

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Answer: Row3[2]=6, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [10,7]
  • [4,6,1]
Base
  • 4
  • 6
  • 1
TopValue
17
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":2,"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): [_] → [12, 10] → [8, _, 6]

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Answer: Row3[2]=4, Row1[1]=22

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [12,10]
  • [8,4,6]
Base
  • 8
  • 4
  • 6
TopValue
22
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":0,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 17] → [5, _, 8]

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Answer: Row3[2]=9, Row1[1]=31

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [14,17]
  • [5,9,8]
Base
  • 5
  • 9
  • 8
TopValue
31
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":0,"c":0,"v":31}