starter Set 28 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 11] → [4, _, 2]

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Answer: Row1[1]=24, Row3[2]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [13,11]
  • [4,9,2]
Base
  • 4
  • 9
  • 2
TopValue
24
HiddenCells
  • {"r":0,"c":0,"v":24}
  • {"r":2,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [_, 6] → [6, 4, _]

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Answer: Row2[1]=10, Row3[3]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [10,6]
  • [6,4,2]
Base
  • 6
  • 4
  • 2
TopValue
16
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"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): [21] → [_, 10] → [8, _, 7]

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Answer: Row3[2]=3, Row2[1]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [11,10]
  • [8,3,7]
Base
  • 8
  • 3
  • 7
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":1,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 10] → [9, 2, _]

Show answer

Answer: Row3[3]=8, Row2[1]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [11,10]
  • [9,2,8]
Base
  • 9
  • 2
  • 8
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":0,"v":11}