starter Set 59 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [7, _] → [3, _, 2]

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Answer: Row3[2]=4, Row2[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [7,6]
  • [3,4,2]
Base
  • 3
  • 4
  • 2
TopValue
13
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":1,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 5] → [1, 2, 3]

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Answer: Row2[1]=3, Row1[1]=8

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [14, 16] → [_, 9, _]

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Answer: Row3[1]=5, Row3[3]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [14,16]
  • [5,9,7]
Base
  • 5
  • 9
  • 7
TopValue
30
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 9] → [2, _, 1]

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Answer: Row2[1]=10, Row3[2]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [10,9]
  • [2,8,1]
Base
  • 2
  • 8
  • 1
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":2,"c":1,"v":8}