starter Set 77 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, _] → [7, 9, 3]

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Answer: Row2[2]=12, Row2[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [16,12]
  • [7,9,3]
Base
  • 7
  • 9
  • 3
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":1,"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): [_] → [15, _] → [8, 7, 4]

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Answer: Row2[2]=11, Row1[1]=26

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [15,11]
  • [8,7,4]
Base
  • 8
  • 7
  • 4
TopValue
26
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":0,"c":0,"v":26}

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

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Answer: Row2[1]=8, Row1[1]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [8,8]
  • [4,4,4]
Base
  • 4
  • 4
  • 4
TopValue
16
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"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): [_] → [4, 6] → [1, 3, _]

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Answer: Row3[3]=3, Row1[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [10]
  • [4,6]
  • [1,3,3]
Base
  • 1
  • 3
  • 3
TopValue
10
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":0,"c":0,"v":10}