expert Set 82 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, 15] → [1, _, 7]

Show answer

Answer: Row2[1]=9, Row3[2]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [9,15]
  • [1,8,7]
Base
  • 1
  • 8
  • 7
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"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): [_] → [10, 13] → [5, _, 8]

Show answer

Answer: Row3[2]=5, Row1[1]=23

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [10,13]
  • [5,5,8]
Base
  • 5
  • 5
  • 8
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":0,"c":0,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, _] → [7, 8, 4]

Show answer

Answer: Row2[2]=12, Row1[1]=27

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [15,12]
  • [7,8,4]
Base
  • 7
  • 8
  • 4
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":0,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [7, 7] → [2, _, _]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [7,7]
  • [2,5,2]
Base
  • 2
  • 5
  • 2
TopValue
14
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":2,"c":1,"v":5}