Name
Chapter 26, Lesson 4
Reteach
Date
Place the First Digit
CA Standards
NS 2.5, NS 2.3
Example
The Bicycle Club is planning a 6-day trip of 138 miles. They plan to ride the
same number of miles each day. How many miles will they ride each day?
Find 138 ÷ 6.
Step 1
Decide where to place
the first digit in the
quotient. Look at the
hundreds digit, 1.
Step 2
Divide the tens.
Think: How many
groups of 6 are
there in 13?
6
1
3
8 @1<6
There are not enough
hundreds to divide.
Think: How many
groups of 6 are
there in 18?
23
1
3
8
6 -12
____
18
-18
______
0
➞
2
1
3
8
6 -12
Step 3
Bring down the ones.
Then divide.
1
Solution: So, they will ride 23 miles each day.
Divide. Check your answers.
1.
52
7
5
2.
6
1
4
4
3.
4
1
1
6
4.
7
1
8
2
5.
81
6
8
6.
4
1
6
8
7.
5
3
4
5
8.
2
1
7
6
9.
62
5
2
10.
5
2
1
5
11.
3
2
8
2
12.
7
1
9
6
13.
93
5
1
14.
8
3
9
2
15.
6
2
4
6
16.
4
1
8
0
Writing Math Thomas is dividing 145 by 5. He starts the division
problem by placing a 2 over the 1 in 145. Explain what he did wrong.
Reteach
Copyright © Houghton Mifflin Company. All rights reserved.
Use with text pages 570–571.