starter Set 25 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [11, _] → [6, _, 6]

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Answer: Row3[2]=5, Row2[2]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [11,11]
  • [6,5,6]
Base
  • 6
  • 5
  • 6
TopValue
22
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"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): [_] → [11, 9] → [4, _, 2]

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Answer: Row3[2]=7, Row1[1]=20

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [11,9]
  • [4,7,2]
Base
  • 4
  • 7
  • 2
TopValue
20
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":0,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [16, 14] → [_, _, 7]

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Answer: Row3[2]=7, Row3[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [16,14]
  • [9,7,7]
Base
  • 9
  • 7
  • 7
TopValue
30
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [10, _] → [5, 5, _]

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Answer: Row2[2]=15, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [10,15]
  • [5,5,10]
Base
  • 5
  • 5
  • 10
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":2,"v":10}