easy Set 77 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, 8] → [10, 7, _]

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Answer: Row2[1]=17, Row3[3]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [17,8]
  • [10,7,1]
Base
  • 10
  • 7
  • 1
TopValue
25
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [13, _] → [4, 9, _]

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Answer: Row3[3]=8, Row2[2]=17

SubType
number-pyramid
Difficulty
easy
Levels
  • [30]
  • [13,17]
  • [4,9,8]
Base
  • 4
  • 9
  • 8
TopValue
30
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 4] → [4, 3, _]

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Answer: Row1[1]=11, Row3[3]=1

SubType
number-pyramid
Difficulty
easy
Levels
  • [11]
  • [7,4]
  • [4,3,1]
Base
  • 4
  • 3
  • 1
TopValue
11
HiddenCells
  • {"r":0,"c":0,"v":11}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [5, 5] → [3, 2, _]

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Answer: Row3[3]=3, Row1[1]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [10]
  • [5,5]
  • [3,2,3]
Base
  • 3
  • 2
  • 3
TopValue
10
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":0,"c":0,"v":10}