Add Decimals
Solve:
17.36+28.42=
45.78
Solve:
37.2-15.86=
21.34
Emily ran the the 50 yard dash in 48.3 seconds. Maria ran the 50 yard dash in 46.18 seconds. How many seconds faster was Maria’s time than Emily’s time?
Maria’s time was 2.12 seconds faster than Emily’s time.
Round to the place of the Italic digit:
37.492
37.5
0.46 is 10 times as much as ______ and 1/10 of _______.
0.46 is 10 times as much as 0.046 and 1/10 of 4.6.
Solve:
92.1 + 85.04=
177.14
Solve:
800.63-452.71=
347.92
Ms. Billi’s turkey weighs 13.28 pounds, and Ms. Arsenault’s turkey weighs 13.082 pounds. Who’s turkey weighs more and by how much?
Ms. Billi’s turkey weighs 0.198 pounds more than Ms. Arsenault’s turkey.
True or False:
85.316 rounded to the nearest ten is 80
85.316 rounded to the nearest whole is 85
85.316 rounded to the nearest tenth is 85.0
85.316 rounded to the nearest ten is 80
FALSE
85.316 rounded to the nearest whole is 85
TRUE
85.316 rounded to the nearest tenth is 85.0
FALSE
Choose the value that makes the statement true. In the number 3.248, the value of the digit 2 is 2 _____, and the value of the digit 3 is 3 ______.
In the number 3.248, the value of the digit 2 is 2 tenths, and the value of the digit 3 is 3 ones.
Draw a quick picture to solve:
4.305 + 1.8=
6.105
Draw a quick picture to solve:
3.64-1.9=
1.74
Sebastian is comparing the price of apple and pumpkin pies. The price of the apple pie is $24.49. The price of the pumpkin pie is $12.99. Estimate the difference in the prices of the pies.
$24-$13 = $11 is the difference in price of the pies
OR
$20-$10=$10 is the difference in price of the pies
Round 2.496 inches to the nearest whole number, tenth and hundredth.
Whole = 2
Tenth = 2.5
Hundredth = 2.50
Four scores for the math test were 87.7, 82.47, 87.47, and 82.4 points. Which score was the highest? Which was the lowest?
87.7 is the highest
82.4 is the lowest
Draw a quick picture to solve:
2.068 + 3.75=
5.818
Draw a quick picture to solve:
7.2 - 5.491=
1.709
Vicky has $20. She spends $8.75 on admission to the ice skating rink, $4.25 to rent skates, and $1.35 each for 2 hot chocolates. How much money does she have left?
$20-$8.75 = $11.25
$11.25 - $4.25 = $7
$7 - $1.35 = $5.65
$5.65 - $1.35 = $4.30
Vicky has $4.30 left.
Alexis’ bird weighed 69.72 grams at the beginning of summer. During the summer, the bird gained 34.8 grams.
Estimate the weight of the bird at the end of the summer by rounding each value to the nearest whole number.
70 + 35 = 105
Alexis’ bird will weigh about 105 grams.
Sunny bought 4 Sunny D’s for his friends. Each juice cost $1.16. Complete the table to show the prices of 2, 3, and 4 Sunny D’s.
1 = $1.16
2 = $2.32
3 = $3.48
4 = $4.64
703.849 + 398.057=
1,101.906
840.7 + _____ = 1,083.529
242.829
The fourth graders collected 3.75 pounds fewer pounds of food than the fifth graders collected. Select the values that could represent how many pounds each grade collected. Mark all that apply.
5th Grade: 5.00 pounds 4th Grade: 8.75 pounds
5th Grade: 5.00 pounds 4th Grade: 1.25 pounds
5th Grade: 4.25 pounds 4th Grade: 1.75 pounds
5th Grade: 5.25 pounds 4th Grade: 1.50 pounds
5th Grade: 5.00 pounds 4th Grade: 8.75 pounds
5.00-8.75 = NO
5th Grade: 5.00 pounds 4th Grade: 1.25 pounds
5.00-1.25 = 3.75 YES
5th Grade: 4.25 pounds 4th Grade: 1.75 pounds
4.25 - 1.75 = 2.50 NO
5th Grade: 5.25 pounds 4th Grade: 1.50 pounds
5.25 - 1.50 = 3.75 YES
Nuwami is going to Paris again next summer. Each week, she records the value of one Euro in U.S. dollars. The table shows the data she has recorded so far.
For which two weeks was the value of 1 Euro the same when rounded to the nearest hundredth of a dollar?
Week 1: 1.687
Week 2: 1.678
Week 3: 1.683
Week 4: 1.690
Week 1 and Week 4 are both rounded to 1.69.
What is the value of the italicized digit? Write it in 3 different ways. 0.146
6 x 1/100
0.006
6 hundredths