Arithmetic Grade Four

Lesson One hundred and one: Fractions and Decimals


Almost certainly you've seen decimal values before. Here are a few examples to help remind you of what they look like.

     .55		.4		.03

     .20		.25		.99

The first digit after the decimal point (that little dot or period in front of the values shown above) is called the tenths column. We are going to concentrate on converting fractions like 2/10 to equivalent decimal values like .2 in this part of the lesson.

Study the following pictures:
This first picture illustrates the fraction value 6/10. We can re-write the fraction 6/10 as an equivalent decimal value .6.
This second picture illustrates the fraction value 4/10. We can re-write the fraction 4/10 as an equivalent decimal value .4.

In the next activity you will convert fraction values such as 9/10 into equivalent decimal value: 9/10 = .9

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