starter Set 30 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, 19] → [8, 9, _]

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Answer: Row1[1]=36, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [36]
  • [17,19]
  • [8,9,10]
Base
  • 8
  • 9
  • 10
TopValue
36
HiddenCells
  • {"r":0,"c":0,"v":36}
  • {"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): [23] → [_, 14] → [_, 6, 8]

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Answer: Row2[1]=9, Row3[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [9,14]
  • [3,6,8]
Base
  • 3
  • 6
  • 8
TopValue
23
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [6, _] → [4, 2, _]

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Answer: Row2[2]=12, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [6,12]
  • [4,2,10]
Base
  • 4
  • 2
  • 10
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"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): [8] → [3, 5] → [_, _, 4]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [8]
  • [3,5]
  • [2,1,4]
Base
  • 2
  • 1
  • 4
TopValue
8
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":2,"c":1,"v":1}