Rounding and Adding Subtracting Multiplying and Dividing Decimals

4.561 x 10 =

45.61
149.3 ÷ by 10

14.93
9.163 rounded to the nearest hundredth?

The 6 is in the hundredths place. Look at the 3.

"4 or less, let it rest. 5 or more, raise the score."

9.16 is the right answer.
7.891 rounded to the nearest tenth?

7.9
1.621 x 1000

1621
234.5 ÷ by 1000

0.2345
67.81 x 1000

67810.
4.56 + 11.78?

16.34
18.24 − 5.68?

12.56
4.567 rounded to the nearest hundredth?

4.57
What is 8.901 rounded to the nearest hundredth?

8.90
What is 6.7 x 10?
- 67.
- (67.0)
What is 12.43 + 9.67?
- A. 22.10
- B. 2.76
- C. 3.76
A. 22.10
78.90 − 78.82?

(MENTAL MATH!)

00.08
What is 8.99 + 5.61?

14.60
What is 8.9 x 10²?
890.
- 10² is equal to 10 x 10, which equals 100.
- The 2 next to the 10 is an exponent which tells you to multiply the big number, from what the exponent number tells you how much times to multiply the big number.
EXAMPLE: 10³ means: 10 x 10 x 10 = 1,000
What is 12.56 + 6.78?

19.34
What is 8.9 ÷ by 10?

.89
What is 589.0 ÷ by 100?

5.890
What is 5890. ÷ by 1,000?

5.890
What is 56.8 ÷ by 100?

.568
What is 678.19 ÷ by 10,000?

0.067819
5.61 ÷ by 100?

0.0561
12.37 × 100?

1237
BONUS QUESTION:

What is 18138.9 ÷ 1000?

18.1389

Author

peachman

324925

Card Set

Rounding and Adding Subtracting Multiplying and Dividing Decimals

Description

If you need help with decimals, take this quiz!

Updated

2016-11-29T20:52:44Z

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