starter Set 60 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, _] → [9, 4, 1]

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Answer: Row2[2]=5, Row1[1]=18

SubType
number-pyramid
Difficulty
starter
Levels
  • [18]
  • [13,5]
  • [9,4,1]
Base
  • 9
  • 4
  • 1
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":5}
  • {"r":0,"c":0,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 11] → [8, _, 6]

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Answer: Row1[1]=24, Row3[2]=5

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [13,11]
  • [8,5,6]
Base
  • 8
  • 5
  • 6
TopValue
24
HiddenCells
  • {"r":0,"c":0,"v":24}
  • {"r":2,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [8] → [_, 5] → [2, 1, _]

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

SubType
number-pyramid
Difficulty
starter
Levels
  • [8]
  • [3,5]
  • [2,1,4]
Base
  • 2
  • 1
  • 4
TopValue
8
HiddenCells
  • {"r":1,"c":0,"v":3}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, _] → [10, 1, 1]

Show answer

Answer: Row2[2]=2, Row1[1]=13

SubType
number-pyramid
Difficulty
starter
Levels
  • [13]
  • [11,2]
  • [10,1,1]
Base
  • 10
  • 1
  • 1
TopValue
13
HiddenCells
  • {"r":1,"c":1,"v":2}
  • {"r":0,"c":0,"v":13}