starter Set 48 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, 18] → [_, 10, 8]

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Answer: Row3[1]=2, Row2[1]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [12,18]
  • [2,10,8]
Base
  • 2
  • 10
  • 8
TopValue
30
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, _] → [1, 7, 7]

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Answer: Row2[2]=14, Row1[1]=22

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [8,14]
  • [1,7,7]
Base
  • 1
  • 7
  • 7
TopValue
22
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":0,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [_, 19] → [9, 10, _]

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Answer: Row3[3]=9, Row2[1]=19

SubType
number-pyramid
Difficulty
starter
Levels
  • [38]
  • [19,19]
  • [9,10,9]
Base
  • 9
  • 10
  • 9
TopValue
38
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":0,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [5, 4] → [3, _, 2]

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Answer: Row1[1]=9, Row3[2]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [9]
  • [5,4]
  • [3,2,2]
Base
  • 3
  • 2
  • 2
TopValue
9
HiddenCells
  • {"r":0,"c":0,"v":9}
  • {"r":2,"c":1,"v":2}