starter Set 85 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [11, _] → [6, _, 5]

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Answer: Row2[2]=10, Row3[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [11,10]
  • [6,5,5]
Base
  • 6
  • 5
  • 5
TopValue
21
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [8, _] → [2, 6, _]

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Answer: Row2[2]=8, Row3[3]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [8,8]
  • [2,6,2]
Base
  • 2
  • 6
  • 2
TopValue
16
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 16] → [_, 8, 8]

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Answer: Row2[1]=11, Row3[1]=3

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [11,16]
  • [3,8,8]
Base
  • 3
  • 8
  • 8
TopValue
27
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [7, _] → [_, 1, 5]

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Answer: Row2[2]=6, Row3[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [7,6]
  • [6,1,5]
Base
  • 6
  • 1
  • 5
TopValue
13
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":2,"c":0,"v":6}