starter Set 65 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 12] → [7, 8, _]

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Answer: Row3[3]=4, Row2[1]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [15,12]
  • [7,8,4]
Base
  • 7
  • 8
  • 4
TopValue
27
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"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): [_] → [6, 11] → [5, _, 10]

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Answer: Row1[1]=17, Row3[2]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [6,11]
  • [5,1,10]
Base
  • 5
  • 1
  • 10
TopValue
17
HiddenCells
  • {"r":0,"c":0,"v":17}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, 11] → [8, _, 3]

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Answer: Row3[2]=8, Row1[1]=27

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [16,11]
  • [8,8,3]
Base
  • 8
  • 8
  • 3
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":0,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 10] → [4, 5, _]

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Answer: Row3[3]=5, Row1[1]=19

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [9,10]
  • [4,5,5]
Base
  • 4
  • 5
  • 5
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":0,"c":0,"v":19}