easy Set 83 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 20] → [4, 10, _]

Show answer

Answer: Row1[1]=34, Row3[3]=10

SubType
number-pyramid
Difficulty
easy
Levels
  • [34]
  • [14,20]
  • [4,10,10]
Base
  • 4
  • 10
  • 10
TopValue
34
HiddenCells
  • {"r":0,"c":0,"v":34}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [4, 2] → [_, 1, 1]

Show answer

Answer: Row3[1]=3, Row1[1]=6

SubType
number-pyramid
Difficulty
easy
Levels
  • [6]
  • [4,2]
  • [3,1,1]
Base
  • 3
  • 1
  • 1
TopValue
6
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":0,"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): [_] → [_, 7] → [10, 2, 5]

Show answer

Answer: Row2[1]=12, Row1[1]=19

SubType
number-pyramid
Difficulty
easy
Levels
  • [19]
  • [12,7]
  • [10,2,5]
Base
  • 10
  • 2
  • 5
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":0,"c":0,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, 13] → [3, 4, _]

Show answer

Answer: Row2[1]=7, Row3[3]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [7,13]
  • [3,4,9]
Base
  • 3
  • 4
  • 9
TopValue
20
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":2,"v":9}