expert Set 19 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [11, 8] → [9, _, _]

Show answer

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [11,8]
  • [9,2,6]
Base
  • 9
  • 2
  • 6
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [10] → [4, 6] → [_, _, 3]

Show answer

Answer: Row3[1]=1, Row3[2]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [10]
  • [4,6]
  • [1,3,3]
Base
  • 1
  • 3
  • 3
TopValue
10
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, _] → [4, 8, 3]

Show answer

Answer: Row2[2]=11, Row2[1]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [12,11]
  • [4,8,3]
Base
  • 4
  • 8
  • 3
TopValue
23
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [_, 16] → [9, _, 6]

Show answer

Answer: Row3[2]=10, Row2[1]=19

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":0,"v":19}