starter Set 83 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [16, _] → [7, 9, _]

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Answer: Row2[2]=17, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [33]
  • [16,17]
  • [7,9,8]
Base
  • 7
  • 9
  • 8
TopValue
33
HiddenCells
  • {"r":1,"c":1,"v":17}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [16, _] → [6, _, 4]

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Answer: Row3[2]=10, Row2[2]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [30]
  • [16,14]
  • [6,10,4]
Base
  • 6
  • 10
  • 4
TopValue
30
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"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): [31] → [15, _] → [7, _, 8]

Show answer

Answer: Row3[2]=8, Row2[2]=16

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [15,16]
  • [7,8,8]
Base
  • 7
  • 8
  • 8
TopValue
31
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":1,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, _] → [4, 6, 3]

Show answer

Answer: Row2[1]=10, Row2[2]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [10,9]
  • [4,6,3]
Base
  • 4
  • 6
  • 3
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":1,"c":1,"v":9}