starter Set 19 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [10, _] → [3, 7, _]

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Answer: Row3[3]=8, Row2[2]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [10,15]
  • [3,7,8]
Base
  • 3
  • 7
  • 8
TopValue
25
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [17, 12] → [_, _, 4]

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Answer: Row3[1]=9, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [17,12]
  • [9,8,4]
Base
  • 9
  • 8
  • 4
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [5, 11] → [_, _, 9]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [5,11]
  • [3,2,9]
Base
  • 3
  • 2
  • 9
TopValue
16
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"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): [25] → [14, 11] → [_, _, 5]

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Answer: Row3[2]=6, Row3[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [14,11]
  • [8,6,5]
Base
  • 8
  • 6
  • 5
TopValue
25
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":2,"c":0,"v":8}