Cogito
Grade 5 Math · Chapter 1 · Lesson 3
Thousandths
One more place to the right.
10 problems · about 15 minutes · 5.NBT.A.3
What this lesson teaches
The child reads and writes decimals to thousandths in numerals, words, and expanded form.
- Thousandths are the third place after the point.
- Read a decimal by naming its last place.
- Expanded form splits it place by place.
Warm-Up Review
From earlier lessons. Loosen up before the new work.
2 problemsReview — Powers of Ten: What is 7 × 10² ?
Answer 700
Why 700.
Review — Ten Times and One Tenth: 600 ÷ 10 = ?
Answer 60
Why 60.
Warm Up
Straightforward practice. Get the method working first.
4 problemsIn 0.914, what digit is in the thousandths place?
Answer 4
Why The 4.
How many thousandths make one hundredth?
Answer 10
Why 10.
In 0.739, what digit is in the hundredths place?
Answer 3
Why Second after the point.
How many thousandths make one tenth?
Answer 100
Why 10 × 10.
Build It Up
The same ideas with more to keep track of.
2 problemsHow many thousandths make one whole?
Answer 1000
Why Three steps of ten.
In 0.061, what digit is in the tenths place?
Answer 0
Why First after the point.
Stretch Yourself
Mixed problems. Work out what kind of question it is before you start.
2 problemsThe Places: In 0.582, what digit is in the thousandths place?
Answer 2
Why The 2.
The Count: How many thousandths make one hundredth?
Answer 10
Why 10 thousandths make 1 hundredth.