starter Set 97 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [13, 8] → [_, 7, _]

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Answer: Row3[3]=1, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [13,8]
  • [6,7,1]
Base
  • 6
  • 7
  • 1
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [13, 13] → [7, _, _]

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Answer: Row3[2]=6, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [13,13]
  • [7,6,7]
Base
  • 7
  • 6
  • 7
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"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): [9] → [_, 3] → [_, 2, 1]

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Answer: Row2[1]=6, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [9]
  • [6,3]
  • [4,2,1]
Base
  • 4
  • 2
  • 1
TopValue
9
HiddenCells
  • {"r":1,"c":0,"v":6}
  • {"r":2,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 10] → [7, 8, 2]

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Answer: Row1[1]=25, Row2[1]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [15,10]
  • [7,8,2]
Base
  • 7
  • 8
  • 2
TopValue
25
HiddenCells
  • {"r":0,"c":0,"v":25}
  • {"r":1,"c":0,"v":15}