Printable worksheet ยท 1 of 4
An operation and a number's sign are different - Paper 1
Read the information, then answer the questions. An adult may read the instructions aloud. Show your working where asked.
Read before answering
Start at -9 on a number line. Compare adding 4, adding its opposite -4, and subtracting -4. Adding a positive moves right; adding a negative moves left. Subtraction undoes addition of the subtracted number. A number's sign is not the same thing as an operation sign.
Worksheet preview
- Calculate -9 + 4 and -9 + (-4).
- Calculate -9 - (-4). Explain the direction of movement.
- Check the subtraction by adding -4 to your answer.
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