starter Set 83 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [12, _] → [_, 7, 8]

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Answer: Row3[1]=5, Row2[2]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [12,15]
  • [5,7,8]
Base
  • 5
  • 7
  • 8
TopValue
27
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":1,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, _] → [3, 8, 5]

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Answer: Row2[1]=11, Row2[2]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [11,13]
  • [3,8,5]
Base
  • 3
  • 8
  • 5
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":1,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [15, 19] → [_, _, 9]

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Answer: Row3[1]=5, Row3[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [15,19]
  • [5,10,9]
Base
  • 5
  • 10
  • 9
TopValue
34
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":2,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [11, 10] → [_, 8, _]

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

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