starter Set 66 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 10] → [2, _, 3]

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Answer: Row1[1]=19, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [9,10]
  • [2,7,3]
Base
  • 2
  • 7
  • 3
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [11] → [5, _] → [3, 2, _]

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Answer: Row3[3]=4, Row2[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [11]
  • [5,6]
  • [3,2,4]
Base
  • 3
  • 2
  • 4
TopValue
11
HiddenCells
  • {"r":2,"c":2,"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): [40] → [20, _] → [_, 10, 10]

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Answer: Row3[1]=10, Row2[2]=20

SubType
number-pyramid
Difficulty
starter
Levels
  • [40]
  • [20,20]
  • [10,10,10]
Base
  • 10
  • 10
  • 10
TopValue
40
HiddenCells
  • {"r":2,"c":0,"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): [18] → [6, _] → [2, 4, _]

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Answer: Row2[2]=12, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [6,12]
  • [2,4,8]
Base
  • 2
  • 4
  • 8
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":2,"c":2,"v":8}