starter Set 29 Form Exercise

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}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, _] → [2, 8, 1]

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Answer: Row2[1]=10, Row2[2]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [10,9]
  • [2,8,1]
Base
  • 2
  • 8
  • 1
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":1,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [_, 12] → [3, 2, _]

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Answer: Row2[1]=5, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [5,12]
  • [3,2,10]
Base
  • 3
  • 2
  • 10
TopValue
17
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"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): [_] → [_, 9] → [4, 3, 6]

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Answer: Row2[1]=7, Row1[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [7,9]
  • [4,3,6]
Base
  • 4
  • 3
  • 6
TopValue
16
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":0,"c":0,"v":16}