starter Set 43 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [15, _] → [8, 7, _]

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Answer: Row3[3]=3, Row2[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [15,10]
  • [8,7,3]
Base
  • 8
  • 7
  • 3
TopValue
25
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"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, 19] → [6, _, 9]

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Answer: Row1[1]=35, Row3[2]=10

SubType
number-pyramid
Difficulty
starter
Levels
  • [35]
  • [16,19]
  • [6,10,9]
Base
  • 6
  • 10
  • 9
TopValue
35
HiddenCells
  • {"r":0,"c":0,"v":35}
  • {"r":2,"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): [_] → [_, 8] → [3, 5, 3]

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Answer: Row1[1]=16, Row2[1]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [8,8]
  • [3,5,3]
Base
  • 3
  • 5
  • 3
TopValue
16
HiddenCells
  • {"r":0,"c":0,"v":16}
  • {"r":1,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [_, 20] → [_, 10, 10]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [14,20]
  • [4,10,10]
Base
  • 4
  • 10
  • 10
TopValue
34
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":2,"c":0,"v":4}