explain ratio and propotion lesson
In mathematics, a ratio is a relationship between two numbers of the same kind(e.g., objects, persons, students, spoonfuls, units of whatever identical dimension), expressed as "a to b" or a:b, sometimes expressed arithmetically as a dimensionlessquotient of the two that explicitly indicates how many times the first number contains the second (not necessarily an integer).
- Proportions. Proportion says that two ratios (or fractions) are equal.