starter Set 95 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [10, 8] → [_, _, 3]

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Answer: Row3[1]=5, Row3[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [10,8]
  • [5,5,3]
Base
  • 5
  • 5
  • 3
TopValue
18
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":2,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 12] → [4, 5, 7]

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Answer: Row2[1]=9, Row1[1]=21

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [9,12]
  • [4,5,7]
Base
  • 4
  • 5
  • 7
TopValue
21
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"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): [19] → [8, _] → [7, 1, _]

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Answer: Row2[2]=11, Row3[3]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [8,11]
  • [7,1,10]
Base
  • 7
  • 1
  • 10
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"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): [20] → [8, _] → [_, 4, 8]

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Answer: Row2[2]=12, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [8,12]
  • [4,4,8]
Base
  • 4
  • 4
  • 8
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":2,"c":0,"v":4}