starter Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 7] → [10, 2, _]

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Answer: Row3[3]=5, Row1[1]=19

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [12,7]
  • [10,2,5]
Base
  • 10
  • 2
  • 5
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":0,"c":0,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [13, 14] → [7, _, _]

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Answer: Row3[2]=6, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [13,14]
  • [7,6,8]
Base
  • 7
  • 6
  • 8
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 9] → [_, 4, 5]

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Answer: Row3[1]=10, Row2[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [14,9]
  • [10,4,5]
Base
  • 10
  • 4
  • 5
TopValue
23
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [15, 10] → [7, _, _]

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Answer: Row3[3]=2, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [15,10]
  • [7,8,2]
Base
  • 7
  • 8
  • 2
TopValue
25
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":2,"c":1,"v":8}