starter Set 49 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [13, 7] → [8, _, _]

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Answer: Row3[2]=5, Row3[3]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [13,7]
  • [8,5,2]
Base
  • 8
  • 5
  • 2
TopValue
20
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, 13] → [_, 5, 8]

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Answer: Row1[1]=21, Row3[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [8,13]
  • [3,5,8]
Base
  • 3
  • 5
  • 8
TopValue
21
HiddenCells
  • {"r":0,"c":0,"v":21}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [12, _] → [5, 7, _]

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Answer: Row3[3]=7, Row2[2]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [12,14]
  • [5,7,7]
Base
  • 5
  • 7
  • 7
TopValue
26
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"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): [_] → [5, 6] → [1, 4, _]

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Answer: Row3[3]=2, Row1[1]=11

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