A class has two guinea pigs. Fluffy weighs 11 kilograms, Marshmallow weighs kilogram less than Fluffy.
How much does Marshmallow weigh? Make an equation that can be used to find Marshmallow's weight in kilograms. Move a number or a symbol to each blank to make the equation. If there is no whole number, put a 0 in the first blank after the equals sign.