easy Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [13, 10] → [_, _, 5]

Show answer

Answer: Row3[2]=5, Row3[1]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [23]
  • [13,10]
  • [8,5,5]
Base
  • 8
  • 5
  • 5
TopValue
23
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"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): [21] → [_, _] → [9, 1, 10]

Show answer

Answer: Row2[2]=11, Row2[1]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [10,11]
  • [9,1,10]
Base
  • 9
  • 1
  • 10
TopValue
21
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":1,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [17, _] → [_, 9, 9]

Show answer

Answer: Row3[1]=8, Row2[2]=18

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [10, _] → [7, 3, _]

Show answer

Answer: Row3[3]=8, Row2[2]=11

SubType
number-pyramid
Difficulty
easy
Levels
  • [21]
  • [10,11]
  • [7,3,8]
Base
  • 7
  • 3
  • 8
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":1,"v":11}