starter Set 21 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [12, 17] → [_, _, 10]

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Answer: Row3[1]=5, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [12,17]
  • [5,7,10]
Base
  • 5
  • 7
  • 10
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [8, 17] → [_, 7, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [8,17]
  • [1,7,10]
Base
  • 1
  • 7
  • 10
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [10, _] → [3, 7, _]

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Answer: Row2[2]=10, Row3[3]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [10,10]
  • [3,7,3]
Base
  • 3
  • 7
  • 3
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [_, 7] → [_, 4, 3]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [7,7]
  • [3,4,3]
Base
  • 3
  • 4
  • 3
TopValue
14
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":1,"c":0,"v":7}