starter Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, _] → [7, 4, 8]

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Answer: Row2[1]=11, Row2[2]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [11,12]
  • [7,4,8]
Base
  • 7
  • 4
  • 8
TopValue
23
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":1,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 12] → [7, 8, _]

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Answer: Row1[1]=27, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [15,12]
  • [7,8,4]
Base
  • 7
  • 8
  • 4
TopValue
27
HiddenCells
  • {"r":0,"c":0,"v":27}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [11, 9] → [5, _, _]

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Answer: Row3[3]=3, Row3[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [11,9]
  • [5,6,3]
Base
  • 5
  • 6
  • 3
TopValue
20
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":2,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [12, 8] → [_, _, 1]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [12,8]
  • [5,7,1]
Base
  • 5
  • 7
  • 1
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":2,"c":1,"v":7}