Understand Place Value
What is the value of the 8 in the number 9,821?
800
Solve.
30.34 + 11.70
42.04
Solve: 29 × 10
290
Solve
7.43 × 10²
743
30.34 + 11.7
42.04
Round 83.64 to the nearest tenth.
83.6
Solve.
56.43 - 43.27
13.16
Solve: 29 × 115
3,335
What is 1.24 × 0.9?
1.116
349.6 to the nearest ten.
350
Which number has a 3 in the tenths place?
A. 3.15
B. 7.38
C. 6.03
B. 7.38
Estimate: 349.6 – 112.8
Choose the closest: 270, 220, 240, 250
Answer: 240
23 boxes, each with 255 toothpicks. How many toothpicks?
5,865
Seth lines up 6 boards, each 0.24 m long. What is the total length?
1.44 m
A theater has 29 rows with 115 seats in each row.
How many seats are there?
3,335
Write a decimal that is 1/10 of 0.6.
0.06
Solve: 817.2 – 597.1
220.1
A farmer has 24 crates with 208 plums each. How many plums?
4,992 plums
Mora eats 8.5 containers of yogurt. Each holds 5.4 oz.
How many ounces total?
45.9 oz
Richard lives 0.75 times as far from school as Trina, who lives 4.2 miles away.
How far does Richard live from school?
3.15 miles
Which number is written in expanded form?
A. 5 + 0.4 + 0.08
B. 54.08
C. 5.408
A. 5 + 0.4 + 0.08
Solve.
51.92 − 28.003
23.917
A store sold 152 jeans for $29 each. What is the BEST estimate of sales?
A. $3,000
B. $3,500
C. $4,000
D. $4,500
C. $4,000
Leah buys 32 strips of ribbon, and each strip is 11.2 inches long.
What is the exact total length of the ribbon she buys?
358.4 inches
A bookstore receives a shipment of 3,427 boxes of pencils.
Each box contains 8 pencils.
How many pencils did the store receive?
3,427 × 8 = 27,416 pencils