starter Set 50 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [15, _] → [9, _, 1]

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Answer: Row2[2]=7, Row3[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [15,7]
  • [9,6,1]
Base
  • 9
  • 6
  • 1
TopValue
22
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"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): [_] → [6, 5] → [5, 1, _]

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Answer: Row3[3]=4, Row1[1]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [11]
  • [6,5]
  • [5,1,4]
Base
  • 5
  • 1
  • 4
TopValue
11
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"r":0,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [11, _] → [9, 2, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [11,6]
  • [9,2,4]
Base
  • 9
  • 2
  • 4
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 14] → [9, 4, _]

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Answer: Row3[3]=10, Row2[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [27]
  • [13,14]
  • [9,4,10]
Base
  • 9
  • 4
  • 10
TopValue
27
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":0,"v":13}