starter Set 44 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [5, _] → [3, _, 8]

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Answer: Row2[2]=10, Row3[2]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [5,10]
  • [3,2,8]
Base
  • 3
  • 2
  • 8
TopValue
15
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [16, 17] → [9, _, _]

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Answer: Row3[2]=7, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [16,17]
  • [9,7,10]
Base
  • 9
  • 7
  • 10
TopValue
33
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 4] → [7, _, 2]

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Answer: Row1[1]=13, Row3[2]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [9,4]
  • [7,2,2]
Base
  • 7
  • 2
  • 2
TopValue
13
HiddenCells
  • {"r":0,"c":0,"v":13}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [10, 18] → [_, 8, _]

Show answer

Answer: Row3[1]=2, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [10,18]
  • [2,8,10]
Base
  • 2
  • 8
  • 10
TopValue
28
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":2,"c":2,"v":10}