starter Set 55 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 12] → [1, 10, _]

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Answer: Row3[3]=2, Row1[1]=23

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [11,12]
  • [1,10,2]
Base
  • 1
  • 10
  • 2
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":0,"c":0,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [11, _] → [5, _, 7]

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Answer: Row3[2]=6, Row2[2]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [11,13]
  • [5,6,7]
Base
  • 5
  • 6
  • 7
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, _] → [3, 5, 9]

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Answer: Row2[1]=8, Row2[2]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [8,14]
  • [3,5,9]
Base
  • 3
  • 5
  • 9
TopValue
22
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":1,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [_, 12] → [9, _, 7]

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Answer: Row2[1]=14, Row3[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [14,12]
  • [9,5,7]
Base
  • 9
  • 5
  • 7
TopValue
26
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":2,"c":1,"v":5}