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All workout types

30 level Guides

Specific Tricks

Choose a level to open its Guide.

Level 1 visual plan for x11 (1d x 11)

Level 1 / foundation

x11 (1d x 11)

ten plus one

Level 2 visual plan for x11 (2d x 11, no carry)

Level 2 / foundation

x11 (2d x 11, no carry)

times 11 digit insert

Level 3 visual plan for x11 (2d x 11, with carry)

Level 3 / realistic untimed

x11 (2d x 11, with carry)

times 11 digit insert

Level 4 visual plan for Complementary ones (easy, tens 1-3)

Level 4 / foundation

Complementary ones (easy, tens 1-3)

complementary ones product

Level 5 visual plan for Complementary ones (medium, tens 4-6)

Level 5 / foundation

Complementary ones (medium, tens 4-6)

complementary ones product

Level 6 visual plan for Complementary ones (hard, tens 7-9)

Level 6 / foundation

Complementary ones (hard, tens 7-9)

complementary ones product

Level 7 visual plan for Squares ending in 5 (2d)

Level 7 / foundation

Squares ending in 5 (2d)

ending-5 square

Level 8 visual plan for Squares ending in 5 (3d, easy prefix)

Level 8 / realistic untimed

Squares ending in 5 (3d, easy prefix)

ending-5 square

Level 9 visual plan for Squares ending in 5 (3d, hard prefix)

Level 9 / foundation

Squares ending in 5 (3d, hard prefix)

ending-5 square

Level 10 visual plan for Near-100 mul (both below)

Level 10 / foundation

Near-100 mul (both below)

near-base product

Level 11 visual plan for Near-100 mul (both above)

Level 11 / build-up

Near-100 mul (both above)

near-base product

Level 12 visual plan for Near-100 mul (mixed sides)

Level 12 / build-up

Near-100 mul (mixed sides)

near-base product

Level 13 visual plan for Near-100 square (below)

Level 13 / realistic untimed

Near-100 square (below)

near-base square

Level 14 visual plan for Near-100 square (above)

Level 14 / build-up

Near-100 square (above)

near-base square

Level 15 visual plan for Near-1000 square

Level 15 / build-up

Near-1000 square

near-base square

Level 16 visual plan for Add via sub (2d + near-round)

Level 16 / build-up

Add via sub (2d + near-round)

round-and-correct addition

Level 17 visual plan for Add via sub (3d + near-round)

Level 17 / build-up

Add via sub (3d + near-round)

round-and-correct addition

Level 18 visual plan for Add via sub (4d + near-round)

Level 18 / realistic untimed

Add via sub (4d + near-round)

round-and-correct addition

Level 19 visual plan for x5 (2d)

Level 19 / build-up

x5 (2d)

half then times ten

Level 20 visual plan for x5 (3d)

Level 20 / build-up

x5 (3d)

half then times ten

Level 21 visual plan for x5 (4d)

Level 21 / mastery

x5 (4d)

half then times ten

Level 22 visual plan for x25 (2d)

Level 22 / mastery

x25 (2d)

quarter then times hundred

Level 23 visual plan for x25 (3d)

Level 23 / realistic untimed

x25 (3d)

quarter then times hundred

Level 24 visual plan for x25 (4d)

Level 24 / mastery

x25 (4d)

quarter then times hundred

Level 25 visual plan for Sub via add (3d - 99)

Level 25 / mastery

Sub via add (3d - 99)

round-and-correct subtraction

Level 26 visual plan for Sub via add (3d near-round)

Level 26 / mastery

Sub via add (3d near-round)

round-and-correct subtraction

Level 27 visual plan for Sub via add (4d near-round)

Level 27 / mastery

Sub via add (4d near-round)

round-and-correct subtraction

Level 28 visual plan for x50 (3d)

Level 28 / realistic untimed

x50 (3d)

half then times hundred

Level 29 visual plan for x125 (3d)

Level 29 / mastery

x125 (3d)

eighth then times thousand

Level 30 visual plan for x125 (4d mastery)

Level 30 / mastery

x125 (4d mastery)

eighth then times thousand