Grade 2 · Math · Lesson 10

Subtract 2- and 3-Digit Numbers

Subtraction means finding how many are left after some are taken away. On a number line, subtraction is the mirror of addition — instead of hopping forward, you hop backward (to the left).

What this lesson teaches

1Subtract 2- and 3-digit numbers by hopping backward on a number line
2Use the words minuend, subtrahend, and difference correctly
3State the difference clearly after subtracting

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