starter Set 52 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [_, _] → [9, 1, 1]

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

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [11, _] → [8, 3, _]

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Answer: Row2[2]=7, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [11,7]
  • [8,3,4]
Base
  • 8
  • 3
  • 4
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, _] → [8, 3, 2]

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Answer: Row2[2]=5, Row1[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [11,5]
  • [8,3,2]
Base
  • 8
  • 3
  • 2
TopValue
16
HiddenCells
  • {"r":1,"c":1,"v":5}
  • {"r":0,"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): [19] → [_, 8] → [5, _, 2]

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Answer: Row3[2]=6, Row2[1]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [11,8]
  • [5,6,2]
Base
  • 5
  • 6
  • 2
TopValue
19
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":0,"v":11}