Decimals
What do we say for the decimal when we read a decimal number?
and
What do I need to ALWAYS do when setting up a subtracting decimal problem?
Line up the decimals!
What place is the 5 in the number 0.5?
tenths
Do I need to line up the decimals when setting up a multiplication problem?
NO!
What do I need to ALWAYS do when setting up an adding decimals problem?
Line up the decimals!
Read this number out loud as a decimal.
25.7
twenty-five and seven tenths
2.5
-1.3
1.2
What place is the 8 in this number?
0.482
hundredths
0.5
x 2
1.0
6.1
+0.3
6.4
Read this number out loud as a decimal.
3.92
three and ninety-two hundredths
Ms. Raegan wants to buy a new phone case for $25.50, but she only has a $50.00 bill. How much change will she receive?
$24.50
Compare these numbers using > < or =
3.75 _________ 3.79
>
Ms. Raegan is making cookies for the class! Yay!
If she needs 2.4 cups of flour for one batch, how many cups would she need for 4 batches?
9.6 cups
Ms. Raegan has $3.58. Sawyer finds $1.42 under the couch cushions. How much do they have in all?
$5.00
Which whole number should we round 3.6 to?
3 or 4
4
14.82
- 7.67
7.15
Compare these numbers using > < or =
0.654 ____________ 0.8
<
3.2
x 7
22.4
4.92
+0.38
5.30
Which whole number should we round 7.25 to?
7 or 8
7
$83.62
- 55.94
$27.68
Order these decimals from least to greatest.
3.0 0.3 0.75
0.3 0.75 3.0
1.93
x 5
9.65
$12.53
+ 2.97
$15.50