5th grade Bridges Unit 3 Review

Reading & Writing Decimals

100

What number is this in numeral form?

Six and five hundredths

6.05

200

What is this number in numeral form?

seventeen thousandths

0.017

300

What number is this in numeral form?

two hundred seventy-five thousandths

0.275

400

What is this number in base ten numeral form?

(8 x 1/10)+(2 x 1/100)+(3 x 1/1000)

(8 x 0.1) + (2 x 0.01) + (3 x 0.001)

0.823

500

Write the following number in expanded form

16.403

10 + 6  + 4/10 + 0/100 +3/1000

10 + 6 + 0.4 + 0.00 + 0.003

(1 x 10)+(6 x 1)+(4 x 1/10)+(0 x 1/100)+(3 x 1/1000)

(1 x 10)+(6 x 1)+(4 x 0.1)+(0 x 0.01)+(3 x 0.001)

Rounding Decimals

100

Round to the ONES place value

16.78

17

200

round to the TENTHS place value

14.214

14.2

300

round to the HUNDREDTHS place value

1.608

1.61

400

round to the HUNDREDTHS place value

0.076

0.08

500

round to the TENTHS place value

17.950

18.0

Decimal Computations

100

5.2 + 14.3

19.5

200

2.2 + 7.15

9.35

300

7.64 - 3.51

4.13

400

6 - 1.04

4.96

500

If 1 boba tea cost $5.50, how much would it cost to purchase 10 boba teas?

**BONUS: How much would it cost to purchase 20 boba teas? 

10 boba teas would cost $55.50

**BONUS: 20 boba teas would cost $110.00 ($55.50 x 2) or ($55.50 + $55.50)

 

Comparisons & Conversions

100

Compare using >, <, or =.

9.05 ___ 9.50

9.05 < 9.50

200

1 L = 1,000 mL

8 L = _______ mL

8,000 mL

300

1 m = 1,000 mm

63 m = _______ mm

63,000 mm

400

Compare using <, >, or =. 

5.491 ____ 5.419

5.491 > 5.419

500

Compare using <, >, or =. 

$19.5 ___ $19.50

$19.5 = $19.50

Multiplication & Division

100

Solve. 

160 divided by 8

160 divided by 8 = 20

200

The 5th grade was having a lunch in the cafeteria for all 62 students and 2 adults. Each table can seat 5 people.  How many tables will they need to seat everyone?

They will need 13 tables.

300

There were 250 donuts that needed to be packaged for sale.  Each box can hold 12 donuts.  How many boxes will they need to box ALL of the donuts?

21 boxes

(20 boxes x 12 donuts) + (1 box with only 10 donuts) = (20 boxes for 240 donuts) + (1 box for 10 donuts) = 21 boxes for 250 donuts

400

315 divded by 15

315 divded by 15 is 21

500

1 box is 4 cookies

10 boxes are ____ cookies

 ____  boxes are 400 cookies

1,000 boxes are _____ cookies

10,000 boxes are _____ cookies

1 box = 4 cookies

10 boxes = 40 cookies

100 boxes = 400 cookies

1,000 boxes = 4,000 cookies

10,000 boxes = 40,000 cookies