starter Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [8, _] → [7, _, 8]

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Answer: Row2[2]=9, Row3[2]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [8,9]
  • [7,1,8]
Base
  • 7
  • 1
  • 8
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"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): [_] → [10, _] → [7, 3, 7]

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Answer: Row1[1]=20, Row2[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [10,10]
  • [7,3,7]
Base
  • 7
  • 3
  • 7
TopValue
20
HiddenCells
  • {"r":0,"c":0,"v":20}
  • {"r":1,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [_, 9] → [4, 3, _]

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Answer: Row2[1]=7, Row3[3]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [7,9]
  • [4,3,6]
Base
  • 4
  • 3
  • 6
TopValue
16
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 14] → [8, 5, _]

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Answer: Row3[3]=9, Row2[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [13,14]
  • [8,5,9]
Base
  • 8
  • 5
  • 9
TopValue
27
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":0,"v":13}