| Mass | The amount of matter in an object that contains grams, miiligrams, and killograms |
| Grams | a unit of measure that is about the same size of a paperclip |
| Milligrams | a unit of measure that is about the mass of a grain of suger |
| Killograms | a unit of measure that is about the mass of a book |
| Capacity | The amount that a container can hold that contains liters, milliliters, and kiloliters |
| Liters | The capacity of a bottle of water |
| Milliliters | The capacity of an eyedropper |
| Kiloliters | The same capacity of 5 bathtubs |
| Communtative Property | You can multiply numbers in any order, Example: 3- (6x8)=6- (8x3) |
| Associative Property | Changing the grouping of factors will not change the product, Example: (3+8) x16= 3+ (8x16) |
| Distributive Property | You can multiply a number and a sum by multiplying the number by each part of the sum and then adding these products, the same property applies with subtraction |