starter Set 17 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 7] → [4, _, 3]

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Answer: Row3[2]=4, Row2[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [8,7]
  • [4,4,3]
Base
  • 4
  • 4
  • 3
TopValue
15
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":1,"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): [20] → [_, 12] → [5, _, 9]

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Answer: Row3[2]=3, Row2[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [8,12]
  • [5,3,9]
Base
  • 5
  • 3
  • 9
TopValue
20
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":1,"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): [_] → [_, 9] → [5, 8, 1]

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Answer: Row2[1]=13, Row1[1]=22

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [13,9]
  • [5,8,1]
Base
  • 5
  • 8
  • 1
TopValue
22
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":0,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [14, 15] → [_, _, 10]

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Answer: Row3[2]=5, Row3[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [14,15]
  • [9,5,10]
Base
  • 9
  • 5
  • 10
TopValue
29
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":2,"c":0,"v":9}