starter Set 16 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [12, 19] → [_, _, 9]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [12,19]
  • [2,10,9]
Base
  • 2
  • 10
  • 9
TopValue
31
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"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): [15] → [_, _] → [10, 1, 3]

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Answer: Row2[1]=11, Row2[2]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [11,4]
  • [10,1,3]
Base
  • 10
  • 1
  • 3
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":1,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [5, 11] → [_, _, 9]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [5,11]
  • [3,2,9]
Base
  • 3
  • 2
  • 9
TopValue
16
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [9, 14] → [_, _, 8]

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Answer: Row3[1]=3, Row3[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [23]
  • [9,14]
  • [3,6,8]
Base
  • 3
  • 6
  • 8
TopValue
23
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":2,"c":1,"v":6}