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] → [14, 7] → [_, _, 1]

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Answer: Row3[2]=6, Row3[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [14,7]
  • [8,6,1]
Base
  • 8
  • 6
  • 1
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [15, _] → [8, _, 4]

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Answer: Row3[2]=7, Row2[2]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [15,11]
  • [8,7,4]
Base
  • 8
  • 7
  • 4
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, 4] → [7, 1, _]

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Answer: Row3[3]=3, Row1[1]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [8,4]
  • [7,1,3]
Base
  • 7
  • 1
  • 3
TopValue
12
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":0,"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): [_] → [_, 15] → [2, 7, 8]

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Answer: Row1[1]=24, Row2[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [9,15]
  • [2,7,8]
Base
  • 2
  • 7
  • 8
TopValue
24
HiddenCells
  • {"r":0,"c":0,"v":24}
  • {"r":1,"c":0,"v":9}