Decimals

True/False

100

When adding and subtracting decimals, you always include the decimals.

True

200

When adding and subtracting decimals, you always put the longer number on top.

False

300

True or False:

20 - 18.7 = 2.7

False

400

When adding and subtracting decimals you put the bigger number on top.

True

500

When adding and subtracting decimals, you always put the decimal two places from the left in your answer.

False! 

Adding Decimals

100

3.14 + 5.12 = 

What is 8.26?

200

14.73+15.1=

What is 29.83?

300

3 + 4.55=

What is 7.55?

400

17.82 + 3.66 + 4.65 + 23=

49.13

500

105.679 +30 + 409.5+ 98.65=

643.829

Subtracting Decimals

100

20.8 - 7.34=

What is 13.46?

200

34.63 - 27.9=

What is 6.73?

300

15- 0.48=

What is 14.52?

400

6 - 2.33=

What is 3.67?

500

45.87-23.645

22.225

Rounding/Comparing

100

Round 65.75 to the nearest whole

66

200

Round 23.863 to the nearest Hundredth.

23.86

300

0.015___1.015

<

400

23746.346____2374.6346

>

500

Round 65.23277 to the nearest thousandths.

65.233

Place Value

100

What number is in the hundredths place

45.67

What is 7?

200

What number is in the ones place.

23.09

What is 3?

300

What number is in the tenths place.

9.12

What is 1?

400

What number is in the hundredths place.

1,876.9023

What is 0?

500

When you read a number with a decimal, what do you say when you see the decimal?

AND