After learning a little history, readers run into some Skin So Soft Math Encounters:
• Adding, subtracting, multiply, dividing with decimals
• Rounding
• Find the better buy … unit cost
Stores advertise heavily for Thanksgiving and Christmas to lure you into their stores. They offer 20%, 40% and even 75% off. Your adrenaline begins to flow as you shop for bargains. You find the perfect gift! Now, let’s look at a few ways to mentally calculate your discount and sale price.