starter Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 10] → [8, _, 7]

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Answer: Row3[2]=3, Row1[1]=21

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [11,10]
  • [8,3,7]
Base
  • 8
  • 3
  • 7
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":0,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, _] → [6, 4, 5]

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Answer: Row1[1]=19, Row2[2]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [10,9]
  • [6,4,5]
Base
  • 6
  • 4
  • 5
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"r":1,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 18] → [3, 9, 9]

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Answer: Row1[1]=30, Row2[1]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [12,18]
  • [3,9,9]
Base
  • 3
  • 9
  • 9
TopValue
30
HiddenCells
  • {"r":0,"c":0,"v":30}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 12] → [1, _, 4]

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Answer: Row1[1]=21, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [9,12]
  • [1,8,4]
Base
  • 1
  • 8
  • 4
TopValue
21
HiddenCells
  • {"r":0,"c":0,"v":21}
  • {"r":2,"c":1,"v":8}