starter Set 47 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] → [7, _, _]

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Answer: Row3[3]=1, Row3[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [13,7]
  • [7,6,1]
Base
  • 7
  • 6
  • 1
TopValue
20
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":2,"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): [21] → [15, 6] → [_, 5, _]

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Answer: Row3[1]=10, Row3[3]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [15,6]
  • [10,5,1]
Base
  • 10
  • 5
  • 1
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [11, 18] → [1, _, _]

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Answer: Row3[2]=10, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [29]
  • [11,18]
  • [1,10,8]
Base
  • 1
  • 10
  • 8
TopValue
29
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"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): [22] → [9, _] → [3, 6, _]

Show answer

Answer: Row3[3]=7, Row2[2]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [9,13]
  • [3,6,7]
Base
  • 3
  • 6
  • 7
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":1,"c":1,"v":13}