Simplify each expression. Homework Help ✎
1.2 – 0.8
–4 – (–2)
0.6 · 8
Remember to line up the decimal points when adding or subtracting numbers with decimals.
Find a common denominator.
See part (b).
When you multiply numbers with decimals, you do not necessarily have to line up the decimal points.
When you subtract a negative, you add its opposite.
Multiply the numerators together and the denominators together.
Remember, a negative number multiplied by a positive number is always a negative number.