A mixed number contains a whole number and a fraction. To estimate fractions with mixed numbers, add the benchmark of the fraction to the whole number. More »

To find a number's square root, determine which two perfect squares the number lies between and estimate a fraction between those two perfect square roots. If it is a perfect square itself the square root can be arrived ... More »

When checking division answers, students can use compatible numbers to estimate if the quotient part of the answer is reasonable. The procedure entails using a dividend and a divisor that are compatible and close enough ... More »

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To convert an improper fraction to a mixed number, divide the numerator by the denominator and express the quotient as the whole number. Write the remainder as the numerator of the new fraction, keeping the original deno... More »

To add fractions and whole numbers, convert a whole number into a fraction with the same denominator as the fraction that needs to be added. Add up the numerators and keep the denominator the same. More »

A whole number and a mixed number are simplified by first expressing the sum as a fraction with the same denominator as the proper fraction portion of the mixed number, and then simplifying that fraction if possible. The... More »

To convert a mixed number to its lowest form, one needs to change the mixed number into an improper fraction and then reduce this improper fraction to the lowest possible fraction. To do these conversions, one needs to p... More »

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