Youtube sp1900 d511

Here is my youtube channel.

1 Game
1.1 Math Tricks
1.1.1 Single game
1.1.1.1 To the bitter end
1.1.1.2 Minute challenge
1.1.1.3 Speed challenge
1.1.1.4 No time limit
1.1.2 Multiplayer
1.1.3 Training mode
1.1.3.1 + Addition
1.1.3.1.1 Addition

1.1.3.1.2 Adding numbers close to hundreds

1.1.3.2 - Subtraction
1.1.3.2.1 Subtraction

1.1.3.2.2 Subtracting numbers close to hundreds

1.1.3.2.3 Subtracting from 1000

1.1.3.3 * Multiplicaation
1.1.3.3.1 Multiplication table

1.1.3.3.2 Multiply two digit number by 11

1.1.3.3.3 Multiply two digit numbers having same tens digit and ones digits' sum is 10

1.1.3.3.4 Multiply  two digit numbers ending in 1

1.1.3.3.5 Multiply numbers between 11 and 19

1.1.3.3.6 Multiply by 0.2

1.1.3.3.7 Multiply by 0.25

1.1.3.3.8 Multiply by 0.5

1.1.3.3.9 Multiply by 2

1.1.3.3.10 Multiply by 3

1.1.3.3.11 Multiply by 4

1.1.3.3.12 Multiply by 5

1.1.3.3.13 Multiply by 6

1.1.3.3.14 Multiply by 7

1.1.3.3.15 Multiply by 8

1.1.3.3.16 Multiply by 9

1.1.3.3.17 Multiply by 12

1.1.3.3.18 Multiply by 13

1.1.3.3.19 Multiply by 14

1.1.3.3.20 Multiply by 15

1.1.3.3.21 Multiply by 16

1.1.3.3.22 Multiply by 17

1.1.3.3.23 Multiply by 18

1.1.3.3.24 Multiply by 19

1.1.3.3.25 Multiply by 20

1.1.3.3.26 Multiply by 25

1.1.3.3.27 Multiply by 50

1.1.3.3.28 Multiply by 75

1.1.3.3.29 Multiply by 99

1.1.3.3.30 Multiply by 125

1.1.3.3.31 Multiply by 250

1.1.3.3.32 Multiply by 500

1.1.3.3.33 Multiply by 750

1.1.3.3.34 Multiply by 999

1.1.3.3.35 Tough multiplication

1.1.3.4 / Division
1.1.3.4.1 Division
1.1.3.4.2 Divide by 0.2
1.1.3.4.3 Divide by 0.25

1.1.3.4.4 Divide by 0.5

1.1.3.4.5 Divide by 2

1.1.3.4.6 Divide by 3

1.1.3.4.7 Divide by 4

1.1.3.4.8 Divide by 5

1.1.3.4.9 Divide by 6

1.1.3.4.10 Divide by 7
1.1.3.4.11 Divide by 8
1.1.3.4.12 Divide by 9
1.1.3.4.13 Divide by 15
1.1.3.4.14 Divide by 20
1.1.3.4.15 Divide by 25
1.1.3.4.16 Divide by 40
1.1.3.4.17 Divide by 50
1.1.3.5 a^2 Squaring
1.1.3.5.1 Square numbers ending in 5

1.1.3.5.2 Square numbers ending in 05

1.1.3.5.3 Square numbers ending in 15

1.1.3.5.4 Square numbers ending in 25

1.1.3.5.5 Square numbers ending in 75

1.1.3.5.6 Square numbers ending in 95

1.1.3.5.7 Square numbers ending in 125

1.1.3.5.8 Square numbers between 10 and 19

1.1.3.5.9 Square numbers between 20 and 29

1.1.3.5.10 Square numbers between 30 and 39

1.1.3.5.11 Square numbers between 40 and 49

1.1.3.5.12 Square numbers between 50 and 59

1.1.3.5.13 Square numbers between 60 and 69

1.1.3.5.14 Square numbers between 70 and 79

1.1.3.5.15 Square numbers between 80 and 89

1.1.3.5.16 Square numbers between 90 and 99

1.1.3.5.17 Square numbers between 100 and 109

1.1.3.6 a^x Exponentiation
1.1.3.6.1 2^a

1.1.3.6.2 a^2, a=10~99

1.1.3.6.3 a^2, a=100~999

1.1.3.6.4 a^2, a=1000~9999

1.1.3.6.5 a^3, a=10~99

1.1.3.6.6 a^3, a=100~999

1.1.3.6.7 a^4

1.1.3.6.8 a^6

1.1.3.6.9 a^9

1.1.3.7 x√a nth root
1,1,3,7,1 2√a

1,1,3,7,2 3√a

1,1,3,7,3 4√a

1,1,3,7,4 6√a

1,1,3,7,5 9√a

1.1.3.8 % Percentage
1.1.3.8.1 Calculate a Tip -1-

1.1.3.8.2 Calculate a Tip -2-

1.1.3.8.3 0.5%

1.1.3.8.4 2%

1.1.3.8.5 4%

1.1.3.8.6 5%

1.1.3.8.7 15%

1.1.3.8.8 20%

1.1.3.8.9 25%

1.1.3.8.10 40%

1.1.3.8.11 50%

1.1.3.8.12 75%

1.1.3.8.13 150%

1.1.3.8.14 200%

1.1.3.8.15 250%

1.1.3.8.16 300%

1.1.3.8.17 500%

1.1.3.8.18 750%

1.1.4 By heart
1.1.4.1 2*[2..99]
1.1.4.2 3*[2..99]
1.1.4.3 4*[2..99]
1.1.4.4 5*[2..99]
1.1.4.5 6*[2..99]
1.1.4.6 7*[2..99]
1.1.4.7 8*[2..99]
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1.1.4.9 10*[2..99]
1.1.4.10 11*[2..99]
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1.1.4.97 98*[2..99]
1.1.4.98 99*[2..99]
1.2 Rummy
1.3 Star link
2 Shenzhen metro app timetable

To be continue...