starter Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 8] → [9, _, 7]

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Answer: Row1[1]=18, Row3[2]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [10,8]
  • [9,1,7]
Base
  • 9
  • 1
  • 7
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 7] → [9, 2, _]

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Answer: Row1[1]=18, Row3[3]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [11,7]
  • [9,2,5]
Base
  • 9
  • 2
  • 5
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [15, _] → [6, _, 4]

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Answer: Row3[2]=9, Row2[2]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [28]
  • [15,13]
  • [6,9,4]
Base
  • 6
  • 9
  • 4
TopValue
28
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":1,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, 3] → [7, 1, _]

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Answer: Row3[3]=2, Row1[1]=11

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