easy Set 31 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, 15] → [2, 5, _]

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Answer: Row2[1]=7, Row3[3]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [22]
  • [7,15]
  • [2,5,10]
Base
  • 2
  • 5
  • 10
TopValue
22
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 4] → [1, 1, 3]

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Answer: Row2[1]=2, Row1[1]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [6]
  • [2,4]
  • [1,1,3]
Base
  • 1
  • 1
  • 3
TopValue
6
HiddenCells
  • {"r":1,"c":0,"v":2}
  • {"r":0,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, _] → [9, 5, 5]

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Answer: Row2[2]=10, Row1[1]=24

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 9] → [_, 1, 8]

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Answer: Row3[1]=9, Row2[1]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [19]
  • [10,9]
  • [9,1,8]
Base
  • 9
  • 1
  • 8
TopValue
19
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":0,"v":10}