starter Set 98 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 12] → [5, 2, _]

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Answer: Row2[1]=7, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [7,12]
  • [5,2,10]
Base
  • 5
  • 2
  • 10
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 14] → [8, 6, _]

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Answer: Row3[3]=8, Row1[1]=28

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [14,14]
  • [8,6,8]
Base
  • 8
  • 6
  • 8
TopValue
28
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":0,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, 15] → [8, 8, _]

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Answer: Row1[1]=31, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [16,15]
  • [8,8,7]
Base
  • 8
  • 8
  • 7
TopValue
31
HiddenCells
  • {"r":0,"c":0,"v":31}
  • {"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] → [9, 12] → [3, _, _]

Show answer

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [9,12]
  • [3,6,6]
Base
  • 3
  • 6
  • 6
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":1,"v":6}