starter Set 18 Form Exercise

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

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Answer: Row2[2]=10, Row1[1]=17

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [7,10]
  • [2,5,5]
Base
  • 2
  • 5
  • 5
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":0,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [_, _] → [5, 6, 9]

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Answer: Row2[1]=11, Row2[2]=15

SubType
number-pyramid
Difficulty
starter
Levels
  • [26]
  • [11,15]
  • [5,6,9]
Base
  • 5
  • 6
  • 9
TopValue
26
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":1,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, 10] → [_, 9, 1]

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Answer: Row2[1]=14, Row3[1]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [14,10]
  • [5,9,1]
Base
  • 5
  • 9
  • 1
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":2,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 5] → [9, 1, _]

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Answer: Row2[1]=10, Row3[3]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [10,5]
  • [9,1,4]
Base
  • 9
  • 1
  • 4
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":2,"c":2,"v":4}