Fractions and Decimals
Fractions and Decimals Writing Fractions as Equivalent Decimals Divide the numerator of the fraction by the denominator. Example:
Fractions and Decimals Repeating Decimals Shown using three dots (…) or a bar (¯) over the repeating block of digits. Example: 0.222222 can be written as 0.222… or NOT **When using the bar, pay close attention to the block of numbers you choose 3.567676767 is written as not
Fractions and Decimals Rounding Repeating Decimals Decimals are rounded to a specified place value using the same rules of rounding as discussed in Chapter One (Section 1.1) Example 3.565656 rounded to the nearest tenth is 3.6
Fractions and Decimals Problems Involving Fractions and Decimals Working in terms of fractions Write the decimal as a fraction and perform the operation. ¼ + 0.5 = ¼ + ½ = ¾ Working in terms of decimals Write the fraction as a decimal and perform the operation. ¼ + 0.5 = 0.25 + 0.5 = 0.75