starter Set 19 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [5, 7] → [3, 2, _]

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Answer: Row3[3]=5, Row1[1]=12

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [5,7]
  • [3,2,5]
Base
  • 3
  • 2
  • 5
TopValue
12
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":0,"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): [24] → [13, 11] → [_, 4, _]

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Answer: Row3[3]=7, Row3[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [13,11]
  • [9,4,7]
Base
  • 9
  • 4
  • 7
TopValue
24
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [14, _] → [7, _, 3]

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Answer: Row2[2]=10, Row3[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [14,10]
  • [7,7,3]
Base
  • 7
  • 7
  • 3
TopValue
24
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"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): [34] → [_, _] → [4, 10, 10]

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Answer: Row2[2]=20, Row2[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [34]
  • [14,20]
  • [4,10,10]
Base
  • 4
  • 10
  • 10
TopValue
34
HiddenCells
  • {"r":1,"c":1,"v":20}
  • {"r":1,"c":0,"v":14}