starter Set 87 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 20] → [_, 10, 10]

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Answer: Row3[1]=4, Row1[1]=34

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [14,20]
  • [4,10,10]
Base
  • 4
  • 10
  • 10
TopValue
34
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"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): [11] → [4, _] → [_, 1, 6]

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Answer: Row2[2]=7, Row3[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [11]
  • [4,7]
  • [3,1,6]
Base
  • 3
  • 1
  • 6
TopValue
11
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"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): [_] → [19, 16] → [10, _, 7]

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Answer: Row1[1]=35, Row3[2]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [35]
  • [19,16]
  • [10,9,7]
Base
  • 10
  • 9
  • 7
TopValue
35
HiddenCells
  • {"r":0,"c":0,"v":35}
  • {"r":2,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 20] → [1, _, 10]

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Answer: Row3[2]=10, Row1[1]=31

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [11,20]
  • [1,10,10]
Base
  • 1
  • 10
  • 10
TopValue
31
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":0,"c":0,"v":31}