Multi-Digit Decimal Operations
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Objective
I can fluently add and subtract multi-digit decimals to the hundredths place using the standard algorithm, understanding how place value helps me solve real-world problems like calculating the total cost at a store.
Part 1 of 3
Warm-up video
Unknown Channel · 5:00
We don't generate video — this one is by Unknown Channel on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 3
Practice
2 questions
Sarah buys a notebook for $3.55, a pen for $1.25, and a pack of pencils for $2.79. What is the total cost of her purchase? Show your work, explaining how you lined up the numbers and why that's important.
Michael has a rope that is 15.75 meters long. He cuts off a piece that is 6.8 meters long. How long is the remaining piece of rope? Show your work.
Part 3 of 3
Exit ticket
Quick comprehension check
“Maria buys a shirt for $12.55 and a pair of pants for $25.39. What is the total cost of her purchase? Show your work. David has $50.00. He spends $18.75 on a video game. How much money does David have left? Show your work. A baker uses 2.25 cups of flour for one cake and 1.75 cups of flour for another cake. How many cups of flour did the baker use in total? Show your work.”
Sample answer included in the free materials
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Teacher guide, student handout, and slides — free, in Google Docs format
Teacher Guide
Complete lesson plan with answer keys and alternate activities
Student Handout
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