easy Set 64 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 15] → [1, 9, _]

Show answer

Answer: Row3[3]=6, Row1[1]=25

SubType
number-pyramid
Difficulty
easy
Levels
  • [25]
  • [10,15]
  • [1,9,6]
Base
  • 1
  • 9
  • 6
TopValue
25
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":0,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [12, 14] → [7, _, _]

Show answer

Answer: Row3[2]=5, Row3[3]=9

SubType
number-pyramid
Difficulty
easy
Levels
  • [26]
  • [12,14]
  • [7,5,9]
Base
  • 7
  • 5
  • 9
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [_, _] → [2, 2, 6]

Show answer

Answer: Row2[1]=4, Row2[2]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [12]
  • [4,8]
  • [2,2,6]
Base
  • 2
  • 2
  • 6
TopValue
12
HiddenCells
  • {"r":1,"c":0,"v":4}
  • {"r":1,"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): [_] → [12, 12] → [2, _, 2]

Show answer

Answer: Row3[2]=10, Row1[1]=24

SubType
number-pyramid
Difficulty
easy
Levels
  • [24]
  • [12,12]
  • [2,10,2]
Base
  • 2
  • 10
  • 2
TopValue
24
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":0,"c":0,"v":24}