Place Value & Powers of Ten
Write 48.207 in expanded form.
48 + 2/10 + 0/100 + 7/1000
16,688
add 3/8 + 1/4
5/8
4/5 x 20
16
Evaluate 6 × (12 − 4)
48
A number is multiplied by 10³. What happens to its value?
It becomes 1,000 times larger.
Solve 897 x 63
56,511
Subtract 7/10 − 3/20
11/20
3/4 x 2/3
1/2
Evaluate (4 × 5) + (6 × 2)
32
Explain what happens to digits when a number is divided by 10.
Each digit moves one place to the right (value becomes 10 times smaller).
Divide 89 ÷ 14
27 R11
Subtract 7/12 − 1/9
17/36
A recipe needs 2/3 cup sugar per batch. How much for 4 batches?
8/3 cups or 2⅔
Solve: 24 ÷ 3 + 5 × 2
18
Evaluate 6.324 × 10²
632.4
A teacher has 512 stickers. She gives each student 18 stickers.
How many students get stickers, and how many stickers are left?
28 students, 8 stickers left
Two friends ran 2/3 mile and 3/5 mile.
How much farther did the first friend run?
1/15
Multiply 5/6 × 18
15
add 7 to 9, then multiply the result by 2
(9 + 7) × 2
A number is 4.705 ÷ 10³. What is the value?
0.004705
A farmer collected 3,684 eggs and packs them into cartons of 24.
How many full cartons can he make, and how many eggs are leftover?
153 cartons, 12 eggs left
A hiking trail is split into two parts.
On Monday, a group completed 5/12 of the trail.
On Tuesday, they completed 7/18 of the trail.
How much of the trail did they complete altogether?
29/36
A garden bed is 2/3 yard wide and 5 yards long. What is the area?
10/3 square yards or 3⅓
Write an expression for “take the sum of 12 and 18, divide it by 5, then add 9.”
Expression: (12 + 18) ÷ 5 + 9
Value: 15