starter Set 70 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [12, _] → [_, 4, 4]

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Answer: Row2[2]=8, Row3[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [12,8]
  • [8,4,4]
Base
  • 8
  • 4
  • 4
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [20, _] → [10, 10, _]

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Answer: Row3[3]=4, Row2[2]=14

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, 11] → [_, 10, 1]

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Answer: Row2[1]=20, Row3[1]=10

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [7, _] → [3, _, 3]

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Answer: Row2[2]=7, Row3[2]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [7,7]
  • [3,4,3]
Base
  • 3
  • 4
  • 3
TopValue
14
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":1,"v":4}