starter Set 80 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [10, 6] → [_, _, 5]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [10,6]
  • [9,1,5]
Base
  • 9
  • 1
  • 5
TopValue
16
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [10, 14] → [_, 9, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [10,14]
  • [1,9,5]
Base
  • 1
  • 9
  • 5
TopValue
24
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 9] → [3, _, 2]

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Answer: Row1[1]=19, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [10,9]
  • [3,7,2]
Base
  • 3
  • 7
  • 2
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [9, 14] → [4, _, _]

Show answer

Answer: Row3[2]=5, Row3[3]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [9,14]
  • [4,5,9]
Base
  • 4
  • 5
  • 9
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":2,"c":2,"v":9}