starter Set 12 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, 17] → [8, 10, _]

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Answer: Row1[1]=35, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [35]
  • [18,17]
  • [8,10,7]
Base
  • 8
  • 10
  • 7
TopValue
35
HiddenCells
  • {"r":0,"c":0,"v":35}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [7, 14] → [_, _, 10]

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Answer: Row3[2]=4, Row3[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [7,14]
  • [3,4,10]
Base
  • 3
  • 4
  • 10
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"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): [35] → [_, 19] → [_, 9, 10]

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Answer: Row3[1]=7, Row2[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [35]
  • [16,19]
  • [7,9,10]
Base
  • 7
  • 9
  • 10
TopValue
35
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":1,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [15, 13] → [_, _, 8]

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Answer: Row3[2]=5, Row3[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [15,13]
  • [10,5,8]
Base
  • 10
  • 5
  • 8
TopValue
28
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":2,"c":0,"v":10}