A band explains how to calculate percentages in a catchy song.

Orchid asked Ohlm to get her 18 apples and 15 hot chocolates, but he comes back empty-handed because the cook, Oksana, only hands out snacks in groups of ten. Orchid doesn't need the exact amount of snacks she asked for, so Otis suggests rounding to the nearest ten. Since Ohlm is not familiar with how to round, Otis explains it to him.

Square One TV shows kids how to properly round numbers. Mathematics R US offers a rounding service for their customers. They offer a special price in exchange for rounding numbers to the nearest tenth.

Bad Man challenges Amber and Michael to identify numbers in the tenths and hundredths places from a fixed set. After they successfully complete the challenge, he asks them to place the numbers in order on the number line.

Bad Man challenges Sarah and Nico to add numbers with decimals up to the hundredths place. They walk through their process in a manner that is easy to follow and eventually calculate the correct answer. Before they start solving the problem, Bad Man reminds them to estimate so that they can quickly determine if they've gone astray.