expert Set 85 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [19, _] → [9, _, 6]

Show answer

Answer: Row3[2]=10, Row2[2]=16

SubType
number-pyramid
Difficulty
expert
Levels
  • [35]
  • [19,16]
  • [9,10,6]
Base
  • 9
  • 10
  • 6
TopValue
35
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":1,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [14, _] → [4, _, 10]

Show answer

Answer: Row2[2]=20, Row3[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [34]
  • [14,20]
  • [4,10,10]
Base
  • 4
  • 10
  • 10
TopValue
34
HiddenCells
  • {"r":1,"c":1,"v":20}
  • {"r":2,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, 18] → [_, 9, 9]

Show answer

Answer: Row1[1]=35, Row3[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [35]
  • [17,18]
  • [8,9,9]
Base
  • 8
  • 9
  • 9
TopValue
35
HiddenCells
  • {"r":0,"c":0,"v":35}
  • {"r":2,"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): [_] → [_, 7] → [1, 1, 6]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [9]
  • [2,7]
  • [1,1,6]
Base
  • 1
  • 1
  • 6
TopValue
9
HiddenCells
  • {"r":1,"c":0,"v":2}
  • {"r":0,"c":0,"v":9}