starter Set 20 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [_, 11] → [3, 2, _]

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Answer: Row3[3]=9, Row2[1]=5

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [6, _] → [5, _, 6]

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Answer: Row3[2]=1, Row2[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [6,7]
  • [5,1,6]
Base
  • 5
  • 1
  • 6
TopValue
13
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":1,"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): [_] → [11, 14] → [7, _, 10]

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Answer: Row1[1]=25, Row3[2]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [11,14]
  • [7,4,10]
Base
  • 7
  • 4
  • 10
TopValue
25
HiddenCells
  • {"r":0,"c":0,"v":25}
  • {"r":2,"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): [_] → [6, 5] → [_, 2, 3]

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Answer: Row3[1]=4, Row1[1]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [11]
  • [6,5]
  • [4,2,3]
Base
  • 4
  • 2
  • 3
TopValue
11
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":0,"c":0,"v":11}