starter Set 41 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 12] → [8, 7, 5]

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Answer: Row1[1]=27, Row2[1]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [15,12]
  • [8,7,5]
Base
  • 8
  • 7
  • 5
TopValue
27
HiddenCells
  • {"r":0,"c":0,"v":27}
  • {"r":1,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [10, _] → [4, 6, _]

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Answer: Row2[2]=7, Row3[3]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [10,7]
  • [4,6,1]
Base
  • 4
  • 6
  • 1
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [10, _] → [_, 1, 1]

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Answer: Row3[1]=9, Row2[2]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [10,2]
  • [9,1,1]
Base
  • 9
  • 1
  • 1
TopValue
12
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, _] → [2, 8, 6]

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Answer: Row2[1]=10, Row2[2]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [10,14]
  • [2,8,6]
Base
  • 2
  • 8
  • 6
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":1,"c":1,"v":14}