starter Set 50 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 12] → [10, 2, _]

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Answer: Row3[3]=10, Row1[1]=24

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [12,12]
  • [10,2,10]
Base
  • 10
  • 2
  • 10
TopValue
24
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":0,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [7] → [4, _] → [3, _, 2]

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Answer: Row3[2]=1, Row2[2]=3

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 8] → [_, 3, 5]

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Answer: Row2[1]=7, Row3[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [7,8]
  • [4,3,5]
Base
  • 4
  • 3
  • 5
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 8] → [_, 5, 3]

Show answer

Answer: Row3[1]=10, Row1[1]=23

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [15,8]
  • [10,5,3]
Base
  • 10
  • 5
  • 3
TopValue
23
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":0,"c":0,"v":23}