starter Set 98 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [6, 9] → [2, _, _]

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Answer: Row3[3]=5, Row3[2]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [6,9]
  • [2,4,5]
Base
  • 2
  • 4
  • 5
TopValue
15
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":2,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, _] → [6, 10, 4]

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Answer: Row2[1]=16, Row2[2]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [16,14]
  • [6,10,4]
Base
  • 6
  • 10
  • 4
TopValue
30
HiddenCells
  • {"r":1,"c":0,"v":16}
  • {"r":1,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, _] → [9, 6, 1]

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Answer: Row2[1]=15, Row2[2]=7

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [15,7]
  • [9,6,1]
Base
  • 9
  • 6
  • 1
TopValue
22
HiddenCells
  • {"r":1,"c":0,"v":15}
  • {"r":1,"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): [22] → [_, 11] → [8, 3, _]

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Answer: Row3[3]=8, Row2[1]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [11,11]
  • [8,3,8]
Base
  • 8
  • 3
  • 8
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":0,"v":11}