True/False
True
43.14 + 5.12 =
48.26
20.8 - 7.34=
13.46
What number is in the hundredths place?
4,845.67
7
Round 3.456 to the nearest hundredth
4.46
Rewrite the decimals in order from least to greatest
9.49, 9.467, 9.497, 9.429
9.429, 9.467, 9.49, 9.497
When adding and subtracting decimals, you always put the longer number on top.
Ex: 6.8 and 1.3754
False, only if the number is larger in value!
114.73 + 68.1=
182.83
34.63 - 27.9=
6.73
What number is in the ten thousands place?
279,238.09
7
Round 9.12 to the nearest whole number
9
List 3 numbers that would be rounded to 8.2
Answers may vary
Adding and subtracting decimals is the same as adding and subtracting any numbers, except you bring down the decimal point.
It's actually true! Phew!
0.79 + 0.45 =
1.24
15- 0.48=
14.52
What number is in the tenths place?
9.12
1
Round 7.352 to the nearest tenth
7.4
Write the following number in standard form:
(2 x 10) + (3 x 1) +
(1 x 1/10) + (5 x 1/100)
23.15
When adding and subtracting decimals, you should line up the decimal points.
True
17.82 + 3.66 =
21.48
87.4 - 38.821 =
48.579
What number is in the tens place?
76.9
7
Round 5.9236 to the nearest thousandth.
5.924
Write out the following number in expanded form.
1,587.331
(1 x103) + (5 x 102) + (8 x 101) + (7 x 100) +
(3 x 1/10) + (3 x 1/100) + (1 x 1/1000)
When adding and subtracting decimals, the decimal point doesn't matter.
False
111.7 + 102.81 =
214.51
105.65 - 62.33 =
43.32
When you read a number with a decimal, what do you say when you see the decimal?
AND
Round 16.9346 to the nearest hundredth.
16.93
Put the following decimals in order from least to greatest.
5.14 5.014 5.41 5.041
5.014, 5.041, 5.14, 5.41