1-1 Rational and Irrational Numbers

Finding square roots, fractions to decimals, decimals to fractions, word problems

published on September 18, 201421 responses 1 3.7★ / 5

What is 1/8 written as a decimal?

.18
.125
8
.56

What is 9/16 written as a decimal?

.5625
.916
9.16
1.77

What is .9 written as a fraction?

9/100
.9
9/10
4/5

What is .25 written as a fraction is lowest terms?

2.5
25/1000
25/100
1/4

What is the square root of 225?

13
14
15
50625

What is the cube root of 512?

Select the two correct answers
262,144
134,217,728
8
8/1

Approximate the irrational number 75 to the nearest hundredth without using a calculator. Show your work.

One pencil is 7.6 inches long. A class decides to lay each of the pencils in their classroom end to end. There are 18 pencils in the class. How many inches long would the line of pencils be when finished? Show your work

A square sandbox has an area of 25 ft. . What is the length of each of its sides? Show your work.

The world's smallest country is Vatican City. It covers 17/100 square miles. What is the Vatican City's area written as a decimal? Show your work.