Multiply decimals by 10 or 100
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Free printable multiply decimals by 10 or 100 worksheets for 5th grade. Students apply the place-value shift rule to multiply decimal numbers by 10 or 100, moving the decimal point one or two positions to the right. A fast and powerful mental math skill aligned with CCSS 5.NBT.2. Part of our decimals multiplication worksheets collection.
What You'll Learn
- Multiply decimal numbers by 10 or 100 by shifting the decimal right
- Recognize that multiplying by 10 moves the decimal one place right
- Apply the pattern to compute products without long multiplication
FAQ
What happens to a decimal's place value when it is multiplied by 10?⌄
Each digit shifts one place to the left — equivalently, the decimal point moves one position to the right — making the number 10 times larger.
Why is multiplying by 10 or 100 considered a mental math skill?⌄
The pattern of moving the decimal point right (one position for ×10, two for ×100) is predictable and efficient, enabling students to solve these mentally without written computation.
What real-world context uses multiplying decimals by 10 or 100?⌄
Converting metric units — for example, converting 3.5 meters to centimeters by multiplying by 100 — is a direct application students encounter in science class.
Ratings & Reviews
3Sarah K.
Kindergarten Teacher · Verified download
So excited for this to be ready! My students really need more practice with this topic.
Helpful · 11
Tom B.
Learning Specialist · Verified download
This will be a great addition. I already recommend ClassWeekly to all the families I work with.
Helpful · 10
Priya N.
Kindergarten Teacher · Verified download
This is going straight into my lesson plans the second it drops. Please prioritize this one!
Helpful · 13
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