starter Set 100 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 8] → [1, 3, 5]

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Answer: Row1[1]=12, Row2[1]=4

SubType
number-pyramid
Difficulty
starter
Levels
  • [12]
  • [4,8]
  • [1,3,5]
Base
  • 1
  • 3
  • 5
TopValue
12
HiddenCells
  • {"r":0,"c":0,"v":12}
  • {"r":1,"c":0,"v":4}

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, _]

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Answer: Row2[2]=16, Row3[3]=8

SubType
number-pyramid
Difficulty
starter
Levels
  • [31]
  • [15,16]
  • [7,8,8]
Base
  • 7
  • 8
  • 8
TopValue
31
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"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): [_] → [_, 10] → [5, 9, 1]

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Answer: Row1[1]=24, Row2[1]=14

SubType
number-pyramid
Difficulty
starter
Levels
  • [24]
  • [14,10]
  • [5,9,1]
Base
  • 5
  • 9
  • 1
TopValue
24
HiddenCells
  • {"r":0,"c":0,"v":24}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, _] → [1, 6, 4]

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Answer: Row2[2]=10, Row1[1]=17

SubType
number-pyramid
Difficulty
starter
Levels
  • [17]
  • [7,10]
  • [1,6,4]
Base
  • 1
  • 6
  • 4
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":0,"c":0,"v":17}