Vocabulary
Quotient
Why do we use equivalent representations when dividing with decimals?
To make the numbers whole and easier to divide.
82 divided by 0.2 is equal to
410
Danny cuts a 2.7 meter long wire into 3 equal pieces. How long is each piece of wire?
.9 meters
What is 1/10 of 64.2?
6.42
To find an approximate value.
Estimate
If the equation is 96 divided by 1.2, what is the equivalent equation with no decimals?
960 divided by 12
10.8 divided by 1.2 is equal to
9
Arabella has $13, all in dimes. How many dimes does she have?
130 dimes
What is 1/100 of 7.5?
.075
Place value can be represented using a...
Power of ten
If the equation is 52.71 divided by 0.21, what equivalent equation has no decimals?
5,271 divided by 21
6.12 divided by 3 is equal to
2.04
Jorge has $22.50, all in pennies. How many pennies does he have?
2,250 pennies
6.42
The strategy used for division is called...
Partial Quotients or Big 7
If 32.8 divided by 1 is 32.8, what is 32.8 divided by 100?
328 thousandths
209.2 divided by 52.3 is equal to
4
A quarter is about 0.2 centimeters thick. About how many quarters are needed so that a stack of quarters is 10.8 cm tall?
50 quarters
What is 7.5 divided by 102?
.075
In a division problem, the ___ is divided by the ___.
Dividend, Divisor
If 32.8 divided by one tenth is 328, what is 32.8 divided by one hundredth?
3,280
13.85 divided by 0.05 is equal to
277
Mr. Blare earns $12.40 an hour. Last week, he earned $471.20. How many hours did he work last week?
38 hours
Why is it so important to know how to use powers of ten when working with decimals?
To make numbers whole and easier to work with?