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): [24] → [9, 15] → [_, _, 10]

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Answer: Row3[2]=5, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [9,15]
  • [4,5,10]
Base
  • 4
  • 5
  • 10
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":2,"c":0,"v":4}

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

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Answer: Row1[1]=22, Row3[2]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [11,11]
  • [10,1,10]
Base
  • 10
  • 1
  • 10
TopValue
22
HiddenCells
  • {"r":0,"c":0,"v":22}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [11, _] → [9, _, 6]

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Answer: Row2[2]=8, Row3[2]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [11,8]
  • [9,2,6]
Base
  • 9
  • 2
  • 6
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [5, 7] → [_, 1, _]

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Answer: Row3[1]=4, Row3[3]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [5,7]
  • [4,1,6]
Base
  • 4
  • 1
  • 6
TopValue
12
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":2,"c":2,"v":6}