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] → [4, 9] → [_, 1, _]

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Answer: Row3[1]=3, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [4,9]
  • [3,1,8]
Base
  • 3
  • 1
  • 8
TopValue
13
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [17, _] → [7, 10, _]

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Answer: Row2[2]=19, Row3[3]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [36]
  • [17,19]
  • [7,10,9]
Base
  • 7
  • 10
  • 9
TopValue
36
HiddenCells
  • {"r":1,"c":1,"v":19}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 13] → [8, 9, 4]

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Answer: Row1[1]=30, Row2[1]=17

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [17,13]
  • [8,9,4]
Base
  • 8
  • 9
  • 4
TopValue
30
HiddenCells
  • {"r":0,"c":0,"v":30}
  • {"r":1,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [14, 8] → [8, _, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [14,8]
  • [8,6,2]
Base
  • 8
  • 6
  • 2
TopValue
22
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":2,"c":2,"v":2}