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): [30] → [14, 16] → [_, 8, _]

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Answer: Row3[3]=8, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [14,16]
  • [6,8,8]
Base
  • 6
  • 8
  • 8
TopValue
30
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [10, 10] → [_, 9, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [10,10]
  • [1,9,1]
Base
  • 1
  • 9
  • 1
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"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): [25] → [12, 13] → [_, 10, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [12,13]
  • [2,10,3]
Base
  • 2
  • 10
  • 3
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":2,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, 8] → [4, _, 2]

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Answer: Row3[2]=6, Row2[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [10,8]
  • [4,6,2]
Base
  • 4
  • 6
  • 2
TopValue
18
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":0,"v":10}