starter Set 29 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 13] → [_, 7, 6]

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Answer: Row3[1]=5, Row1[1]=25

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [12,13]
  • [5,7,6]
Base
  • 5
  • 7
  • 6
TopValue
25
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":0,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, _] → [9, 4, 2]

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Answer: Row2[2]=6, Row2[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [13,6]
  • [9,4,2]
Base
  • 9
  • 4
  • 2
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":1,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [_, 10] → [1, _, 5]

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Answer: Row2[1]=6, Row3[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [16]
  • [6,10]
  • [1,5,5]
Base
  • 1
  • 5
  • 5
TopValue
16
HiddenCells
  • {"r":1,"c":0,"v":6}
  • {"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): [_] → [15, 9] → [10, 5, _]

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Answer: Row3[3]=4, Row1[1]=24

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [15,9]
  • [10,5,4]
Base
  • 10
  • 5
  • 4
TopValue
24
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"r":0,"c":0,"v":24}