easy Set 90 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [10] → [4, 6] → [1, _, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [10]
  • [4,6]
  • [1,3,3]
Base
  • 1
  • 3
  • 3
TopValue
10
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":2,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, _] → [7, 4, 5]

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Answer: Row1[1]=20, Row2[2]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [11,9]
  • [7,4,5]
Base
  • 7
  • 4
  • 5
TopValue
20
HiddenCells
  • {"r":0,"c":0,"v":20}
  • {"r":1,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [10, 14] → [2, _, _]

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Answer: Row3[3]=6, Row3[2]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [24]
  • [10,14]
  • [2,8,6]
Base
  • 2
  • 8
  • 6
TopValue
24
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, 13] → [_, 9, 4]

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Answer: Row1[1]=29, Row3[1]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [29]
  • [16,13]
  • [7,9,4]
Base
  • 7
  • 9
  • 4
TopValue
29
HiddenCells
  • {"r":0,"c":0,"v":29}
  • {"r":2,"c":0,"v":7}