starter Set 77 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, _] → [6, 9, 2]

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Answer: Row1[1]=26, Row2[2]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [15,11]
  • [6,9,2]
Base
  • 6
  • 9
  • 2
TopValue
26
HiddenCells
  • {"r":0,"c":0,"v":26}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [_, 8] → [_, 2, 6]

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Answer: Row3[1]=3, Row2[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [5,8]
  • [3,2,6]
Base
  • 3
  • 2
  • 6
TopValue
13
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":1,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [13, 11] → [_, 9, _]

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Answer: Row3[1]=4, Row3[3]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [13,11]
  • [4,9,2]
Base
  • 4
  • 9
  • 2
TopValue
24
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"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): [20] → [10, _] → [9, 1, _]

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Answer: Row3[3]=9, Row2[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [10,10]
  • [9,1,9]
Base
  • 9
  • 1
  • 9
TopValue
20
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":1,"v":10}