starter Set 47 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [_, 10] → [_, 2, 8]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [3,10]
  • [1,2,8]
Base
  • 1
  • 2
  • 8
TopValue
13
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":1,"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): [_] → [8, 8] → [4, _, 4]

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Answer: Row1[1]=16, Row3[2]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [8,8]
  • [4,4,4]
Base
  • 4
  • 4
  • 4
TopValue
16
HiddenCells
  • {"r":0,"c":0,"v":16}
  • {"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): [15] → [_, 9] → [3, _, 6]

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Answer: Row3[2]=3, Row2[1]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [6,9]
  • [3,3,6]
Base
  • 3
  • 3
  • 6
TopValue
15
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":1,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 12] → [4, _, 7]

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Answer: Row3[2]=5, Row1[1]=21

SubType
number-pyramid
Difficulty
starter
Levels
  • [21]
  • [9,12]
  • [4,5,7]
Base
  • 4
  • 5
  • 7
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":0,"c":0,"v":21}