starter Set 83 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, 12] → [2, 4, _]

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Answer: Row3[3]=8, Row2[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [6,12]
  • [2,4,8]
Base
  • 2
  • 4
  • 8
TopValue
18
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 10] → [4, 7, 3]

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Answer: Row1[1]=21, Row2[1]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [11,10]
  • [4,7,3]
Base
  • 4
  • 7
  • 3
TopValue
21
HiddenCells
  • {"r":0,"c":0,"v":21}
  • {"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): [28] → [14, _] → [4, 10, _]

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Answer: Row2[2]=14, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [14,14]
  • [4,10,4]
Base
  • 4
  • 10
  • 4
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [32] → [15, 17] → [_, 8, _]

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Answer: Row3[3]=9, Row3[1]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [32]
  • [15,17]
  • [7,8,9]
Base
  • 7
  • 8
  • 9
TopValue
32
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":0,"v":7}