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): [_] → [15, 17] → [_, 8, 9]

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Answer: Row3[1]=7, Row1[1]=32

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [15,17]
  • [7,8,9]
Base
  • 7
  • 8
  • 9
TopValue
32
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":0,"c":0,"v":32}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [13, _] → [7, 6, _]

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Answer: Row2[2]=16, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [13,16]
  • [7,6,10]
Base
  • 7
  • 6
  • 10
TopValue
29
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"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): [30] → [17, 13] → [_, 8, _]

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Answer: Row3[3]=5, Row3[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [17,13]
  • [9,8,5]
Base
  • 9
  • 8
  • 5
TopValue
30
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [17, _] → [_, 7, 3]

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Answer: Row2[2]=10, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [17,10]
  • [10,7,3]
Base
  • 10
  • 7
  • 3
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":0,"v":10}