starter Set 98 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [18, _] → [8, _, 10]

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Answer: Row3[2]=10, Row2[2]=20

SubType
number-pyramid
Difficulty
starter
Levels
  • [38]
  • [18,20]
  • [8,10,10]
Base
  • 8
  • 10
  • 10
TopValue
38
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":1,"c":1,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [13, _] → [6, _, 10]

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Answer: Row3[2]=7, Row2[2]=17

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [13,17]
  • [6,7,10]
Base
  • 6
  • 7
  • 10
TopValue
30
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":1,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, _] → [4, 6, 4]

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Answer: Row2[2]=10, Row1[1]=20

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [10,10]
  • [4,6,4]
Base
  • 4
  • 6
  • 4
TopValue
20
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":0,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [18, _] → [9, 9, _]

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Answer: Row2[2]=15, Row3[3]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [18,15]
  • [9,9,6]
Base
  • 9
  • 9
  • 6
TopValue
33
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":2,"v":6}