Add Decimals Part 1
Part Part Whole
Subtract Decimals Part 1
Estimate/Round
Mixed
100
1.20 + 0.34
What is 1.54?
100

                x

37

.789


What is 37+ 0.789 = 37.789?

100

7.2 - 4.3

What is 2.9?

100

Estimate the expression: 12,368+1,254

round to nearest thousand

What is 13,000 (12,000+1,000)

100
21.6 + 54.78
What is 76.38?
200
12.25 + 11.25
What is 23.50 or 23.5?
200

                x

2.8

1.3


What is 2.8 + 1.3 = 4.1?

200
12.56 - 3.75
What is 8.81?
200

Estimate the expression: 12,365-4,692=

round to nearest thousand.

What is 7,000 (12,000-5,000)

200
36.45 - 12.06
What is 24.39?
300
34.6 + 12
What is 46.6?
300

             4.2

      0.89

         s


What is s = 3.31

300

74.32 - 8.76

What is 65.56?

300

Margret has $156,826.00 left in her savings account. She can pay her car off today for $12,658.00. If she does this, she expects to have about?

round to nearest ten thousand


What is 160,000-10,000= $150,000

300
During a science experiment, Jonathan's ice cube weighs .41 milligrams. Faith's ice cube weighs .13 milligrams less. How much does Faith's ice cube weigh?
What is .28 or 0.28 milligrams?
400
Hayden bought 0.48 pounds of peanuts and 0.26 pounds of raisins. How many pounds of snacks did he buy in all?
What is 0.74 pounds or .74 pounds?
400

Marina had $10 to spend at the book fair. She bought a book for $5.26 and a bookmark for $1.93. How much did she spend altogether?

Draw the strip diagram with m as the unknown. solve for m.

What is $7.19?

         m = $7.19

$5.26

$1.93

400

It rained 0.9 inches on Monday. On Tuesday, it rained 0.8 inches less than on Monday. How much did it rain on Tuesday?

What is 0.1 or .1 inches?

400

Jerome weights 125.85 lbs and Buster weighs 137.93 lbs. If they stepped on the scale at the same time, about what would it read?

round to the nearest tens.

130 + 140 = 270 lbs

400
Rosabelle and Nathan were both sick. Rosabelle had a temperature of 102.12 degrees. Nathan had a temperature that was 1.38 degrees less. Was was Nathan's temperature in degrees?
What is 100.74 degrees?
500

Yuridia bought a spool of ribbon to wrap a gift. She used 2.22 feet of ribbon. She has 3.3 feet of ribbon left. How long was the ribbon when she bought it?

What is 5.52 feet?

500

On Saturday, it snowed 1.53 inches in Big Bear. On Sunday it snowed 32.6 inches in Big Bear. How much snow fell on Saturday and Sunday combined?

draw the strip diagram with S (snow) as the unknown.


      s = 34.13 inches

1.53

   32.6

500

James received $50 for his birthday. He bought a T-shirt for $14.95 and a baseball cap for $24.95. How much money does he have left?

What is $10.10?

500

Monica is going to Texas State University this fall. She was raising money to better afford the cost of living in Jackson. She raised the following amounts: 

$1,526   and   $154 and  $8,792   and   $4,025.

About how much has she raised all together?

Round to nearest hundreds.

What is 1,500 +200+8,800+4,000 =14,500

500
Lizbeth had saved $105.65. She gave away $34.08 to charity and bought a new bike helmet for $29.97. How much (in dollars and cents) money did she have left over?
What is $41.60?
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