starter Set 14 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 15] → [1, 6, 9]

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Answer: Row1[1]=22, Row2[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [7,15]
  • [1,6,9]
Base
  • 1
  • 6
  • 9
TopValue
22
HiddenCells
  • {"r":0,"c":0,"v":22}
  • {"r":1,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 12] → [9, 4, 8]

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Answer: Row2[1]=13, Row1[1]=25

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [13,12]
  • [9,4,8]
Base
  • 9
  • 4
  • 8
TopValue
25
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":0,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [_, _] → [5, 9, 9]

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Answer: Row2[2]=18, Row2[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [14,18]
  • [5,9,9]
Base
  • 5
  • 9
  • 9
TopValue
32
HiddenCells
  • {"r":1,"c":1,"v":18}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [11, _] → [4, _, 2]

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Answer: Row3[2]=7, Row2[2]=9

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":1,"c":1,"v":9}