starter Set 42 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, 9, 7]

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Answer: Row2[1]=19, Row1[1]=35

SubType
number-pyramid
Difficulty
starter
Levels
  • [35]
  • [19,16]
  • [10,9,7]
Base
  • 10
  • 9
  • 7
TopValue
35
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"r":0,"c":0,"v":35}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [4, 8] → [_, _, 5]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [4,8]
  • [1,3,5]
Base
  • 1
  • 3
  • 5
TopValue
12
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"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): [14] → [8, 6] → [7, _, _]

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Answer: Row3[3]=5, Row3[2]=1

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [8,6]
  • [7,1,5]
Base
  • 7
  • 1
  • 5
TopValue
14
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"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): [19] → [_, 5] → [10, _, 1]

Show answer

Answer: Row2[1]=14, Row3[2]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [14,5]
  • [10,4,1]
Base
  • 10
  • 4
  • 1
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":2,"c":1,"v":4}