starter Set 78 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 6] → [_, 3, 3]

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Answer: Row1[1]=18, Row3[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [12,6]
  • [9,3,3]
Base
  • 9
  • 3
  • 3
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"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): [_] → [_, 15] → [9, 8, 7]

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Answer: Row2[1]=17, Row1[1]=32

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [17,15]
  • [9,8,7]
Base
  • 9
  • 8
  • 7
TopValue
32
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"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): [35] → [17, _] → [_, 8, 10]

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Answer: Row3[1]=9, Row2[2]=18

SubType
number-pyramid
Difficulty
starter
Levels
  • [35]
  • [17,18]
  • [9,8,10]
Base
  • 9
  • 8
  • 10
TopValue
35
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":1,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [16, 7] → [_, 6, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [16,7]
  • [10,6,1]
Base
  • 10
  • 6
  • 1
TopValue
23
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":2,"c":2,"v":1}