starter Set 62 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [12, _] → [2, 10, _]

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Answer: Row2[2]=19, Row3[3]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [12,19]
  • [2,10,9]
Base
  • 2
  • 10
  • 9
TopValue
31
HiddenCells
  • {"r":1,"c":1,"v":19}
  • {"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): [21] → [11, 10] → [_, 9, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [11,10]
  • [2,9,1]
Base
  • 2
  • 9
  • 1
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [19, 12] → [_, _, 2]

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Answer: Row3[1]=9, Row3[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [19,12]
  • [9,10,2]
Base
  • 9
  • 10
  • 2
TopValue
31
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"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): [11] → [5, 6] → [_, _, 5]

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Answer: Row3[2]=1, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [11]
  • [5,6]
  • [4,1,5]
Base
  • 4
  • 1
  • 5
TopValue
11
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":2,"c":0,"v":4}