Here is why you need to learn math: Today I bought lunch at my favorite cafe. The electronic register was down, but they were still doing transactions. The bill was $10.50. I gave the clerk $20.50. She still had to use a calculator to figure out how much change to give me!
Here is why you need to learn math: Today I bought lunch at my favorite cafe. The electronic register was down, but they were still doing transactions. The bill was $10.50. I gave the clerk $20.50. She still had to use a calculator to figure out how much change to give me!