starter Set 40 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 10] → [9, _, 8]

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Answer: Row3[2]=2, Row1[1]=21

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [11, 10] → [4, _, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [11,10]
  • [4,7,3]
Base
  • 4
  • 7
  • 3
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [11] → [3, _] → [_, 1, 7]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [11]
  • [3,8]
  • [2,1,7]
Base
  • 2
  • 1
  • 7
TopValue
11
HiddenCells
  • {"r":1,"c":1,"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): [26] → [15, _] → [7, 8, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [15,11]
  • [7,8,3]
Base
  • 7
  • 8
  • 3
TopValue
26
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":2,"c":2,"v":3}