starter Set 22 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [18, _] → [10, _, 4]

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Answer: Row2[2]=12, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [18,12]
  • [10,8,4]
Base
  • 10
  • 8
  • 4
TopValue
30
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [7, 12] → [_, 6, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [7,12]
  • [1,6,6]
Base
  • 1
  • 6
  • 6
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":0,"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, _] → [4, 8, _]

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Answer: Row2[2]=13, Row3[3]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [12,13]
  • [4,8,5]
Base
  • 4
  • 8
  • 5
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [8, 13] → [_, 7, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [8,13]
  • [1,7,6]
Base
  • 1
  • 7
  • 6
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":0,"v":1}