starter Set 19 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, 9] → [9, 4, _]

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Answer: Row2[1]=13, Row3[3]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [13,9]
  • [9,4,5]
Base
  • 9
  • 4
  • 5
TopValue
22
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [10, 8] → [3, _, _]

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Answer: Row3[3]=1, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [10,8]
  • [3,7,1]
Base
  • 3
  • 7
  • 1
TopValue
18
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [5, 13] → [_, 4, _]

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Answer: Row3[1]=1, Row3[3]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [5,13]
  • [1,4,9]
Base
  • 1
  • 4
  • 9
TopValue
18
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [2, 11] → [1, _, 10]

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Answer: Row3[2]=1, Row1[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [2,11]
  • [1,1,10]
Base
  • 1
  • 1
  • 10
TopValue
13
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":0,"c":0,"v":13}