starter Set 13 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 5] → [7, _, 3]

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Answer: Row1[1]=14, Row3[2]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [14]
  • [9,5]
  • [7,2,3]
Base
  • 7
  • 2
  • 3
TopValue
14
HiddenCells
  • {"r":0,"c":0,"v":14}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, _] → [9, 2, 4]

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Answer: Row1[1]=17, Row2[2]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [11,6]
  • [9,2,4]
Base
  • 9
  • 2
  • 4
TopValue
17
HiddenCells
  • {"r":0,"c":0,"v":17}
  • {"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): [20] → [_, _] → [8, 2, 8]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [20]
  • [10,10]
  • [8,2,8]
Base
  • 8
  • 2
  • 8
TopValue
20
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":1,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [15, 15] → [8, _, _]

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Answer: Row3[3]=8, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [15,15]
  • [8,7,8]
Base
  • 8
  • 7
  • 8
TopValue
30
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":1,"v":7}