easy Set 20 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, 8] → [_, 1, 7]

Show answer

Answer: Row3[1]=7, Row1[1]=16

SubType
number-pyramid
Difficulty
easy
Levels
  • [16]
  • [8,8]
  • [7,1,7]
Base
  • 7
  • 1
  • 7
TopValue
16
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":0,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [_, _] → [5, 3, 2]

Show answer

Answer: Row2[2]=5, Row2[1]=8

SubType
number-pyramid
Difficulty
easy
Levels
  • [13]
  • [8,5]
  • [5,3,2]
Base
  • 5
  • 3
  • 2
TopValue
13
HiddenCells
  • {"r":1,"c":1,"v":5}
  • {"r":1,"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): [20] → [_, 9] → [5, _, 3]

Show answer

Answer: Row3[2]=6, Row2[1]=11

SubType
number-pyramid
Difficulty
easy
Levels
  • [20]
  • [11,9]
  • [5,6,3]
Base
  • 5
  • 6
  • 3
TopValue
20
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":1,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, 11] → [_, 4, 7]

Show answer

Answer: Row2[1]=11, Row3[1]=7

SubType
number-pyramid
Difficulty
easy
Levels
  • [22]
  • [11,11]
  • [7,4,7]
Base
  • 7
  • 4
  • 7
TopValue
22
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":2,"c":0,"v":7}