starter Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 13] → [_, 6, 7]

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Answer: Row2[1]=8, Row3[1]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [8,13]
  • [2,6,7]
Base
  • 2
  • 6
  • 7
TopValue
21
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":2,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [3, _] → [2, 1, 6]

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Answer: Row2[2]=7, Row1[1]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [10]
  • [3,7]
  • [2,1,6]
Base
  • 2
  • 1
  • 6
TopValue
10
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":0,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [15, _] → [5, 10, _]

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Answer: Row2[2]=18, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [15,18]
  • [5,10,8]
Base
  • 5
  • 10
  • 8
TopValue
33
HiddenCells
  • {"r":1,"c":1,"v":18}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [9, _] → [7, 2, _]

Show answer

Answer: Row2[2]=8, Row3[3]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [9,8]
  • [7,2,6]
Base
  • 7
  • 2
  • 6
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":2,"c":2,"v":6}