SGMathFlow

Free sample · Primary 3

Addition and Subtraction

4-digit subtraction. One skill. No account needed.

Also: P1 · Number bonds that make 10 · P1 · Addition within 10 · P1 · Addition within 20 · P1 · Subtraction within 10 · P1 · Subtraction within 20 · P1 · Equal groups · P1 · Sharing equally · P1 · Money · P1 · Length · P1 · Time · P1 · 2D Shapes · P1 · Picture Graphs · P1 · Whole Numbers · P2 · Numbers up to 1000 · P2 · Addition · P2 · Subtraction · P2 · Times tables · P2 · Division · P2 · Fraction of a Whole · P2 · Fraction addition · P2 · Fraction subtraction · P2 · Money · P2 · Length · P2 · Mass · P2 · Volume · P2 · Time · P2 · 2D Shapes · P2 · 3D Shapes · P2 · Graphs · P3 · Numbers · P3 · Addition · P3 · Subtraction · P3 · Mental · P3 · Mental sub · P4 · Fractions

I Do

Watch the method

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thousandshundredstensones41214534227612581
Subtract the ones, then the tens, then the hundreds, then the thousands.

We Do

  1. 1.What two numbers?

You Do

  1. 1.

The full Primary path continues from here

Also free: Addition within 10 · Subtraction within 10 · Addition within 20 · Subtraction within 20 · Equal groups · Sharing equally · Money · Length · Time · 2D Shapes · Picture Graphs · Whole Numbers · Numbers up to 1000 · Addition · Subtraction · Times tables · Division · Fraction of a Whole · Fraction addition · Fraction subtraction · P2 Money · P2 Length · P2 Mass · P2 Volume · P2 Time · P2 2D Shapes · P2 3D Shapes · P2 Graphs · P3 Numbers · P3 Addition · P3 Subtraction · P3 Mental · P3 Mental sub. The rest of P1–P6 unlock after the parent PayNow subscription.