starter Set 79 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 13] → [1, 8, _]

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Answer: Row3[3]=5, Row1[1]=22

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [9,13]
  • [1,8,5]
Base
  • 1
  • 8
  • 5
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":0,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [15, _] → [10, _, 1]

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Answer: Row3[2]=5, Row2[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [15,6]
  • [10,5,1]
Base
  • 10
  • 5
  • 1
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":1,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 7] → [6, _, 6]

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Answer: Row3[2]=1, Row1[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [7,7]
  • [6,1,6]
Base
  • 6
  • 1
  • 6
TopValue
14
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":0,"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): [12] → [5, _] → [4, 1, _]

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Answer: Row3[3]=6, Row2[2]=7

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