starter Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [4, _] → [_, 3, 8]

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Answer: Row3[1]=1, Row2[2]=11

SubType
number-pyramid
Difficulty
starter
Levels
  • [15]
  • [4,11]
  • [1,3,8]
Base
  • 1
  • 3
  • 8
TopValue
15
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, 7] → [10, 1, _]

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Answer: Row2[1]=11, Row3[3]=6

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [11,7]
  • [10,1,6]
Base
  • 10
  • 1
  • 6
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":2,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [_, 4] → [6, 3, _]

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Answer: Row3[3]=1, Row2[1]=9

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [9,4]
  • [6,3,1]
Base
  • 6
  • 3
  • 1
TopValue
13
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":1,"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): [19] → [8, 11] → [6, _, _]

Show answer

Answer: Row3[3]=9, Row3[2]=2

SubType
number-pyramid
Difficulty
starter
Levels
  • [19]
  • [8,11]
  • [6,2,9]
Base
  • 6
  • 2
  • 9
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":1,"v":2}