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): [13] → [_, 7] → [_, 4, 3]

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Answer: Row3[1]=2, Row2[1]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [13]
  • [6,7]
  • [2,4,3]
Base
  • 2
  • 4
  • 3
TopValue
13
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":1,"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): [17] → [6, 11] → [1, _, _]

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Answer: Row3[2]=5, Row3[3]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [17]
  • [6,11]
  • [1,5,6]
Base
  • 1
  • 5
  • 6
TopValue
17
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":2,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 7] → [4, 4, _]

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Answer: Row3[3]=3, Row2[1]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [15]
  • [8,7]
  • [4,4,3]
Base
  • 4
  • 4
  • 3
TopValue
15
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":1,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [_, 16] → [4, 6, _]

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

SubType
number-pyramid
Difficulty
easy
Levels
  • [26]
  • [10,16]
  • [4,6,10]
Base
  • 4
  • 6
  • 10
TopValue
26
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":0,"v":10}