starter Set 74 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, 13] → [_, 4, 9]

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Answer: Row3[1]=7, Row2[1]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [11,13]
  • [7,4,9]
Base
  • 7
  • 4
  • 9
TopValue
24
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":1,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [12, 10] → [4, _, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [22]
  • [12,10]
  • [4,8,2]
Base
  • 4
  • 8
  • 2
TopValue
22
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [9, 8] → [3, _, _]

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Answer: Row3[2]=6, Row3[3]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [9,8]
  • [3,6,2]
Base
  • 3
  • 6
  • 2
TopValue
17
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [13, 12] → [9, _, _]

Show answer

Answer: Row3[2]=4, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [25]
  • [13,12]
  • [9,4,8]
Base
  • 9
  • 4
  • 8
TopValue
25
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":2,"c":2,"v":8}