In the lesson "Mental Math - Subtract and Add by 10 - Part 2", Grade 1 students will delve deeper into the fundamentals of addition and subtraction within the number range of 20, with a clear focus on understanding and applying the concept of adding and subtracting by tens. Through engaging and interactive activities such as the "Adding a Ten Worksheet," "Garden Subtraction Worksheet," "Air Balloon Math," and the use of "Base 10 Blocks," students will strengthen their mental math skills and grasp the importance of place value in arithmetic operations.
The "Air Balloon Math Worksheet" further reinforces this learning by providing practical problems that encourage students to think and solve mathematically. By actively participating in these activities, students will learn to quickly and efficiently add or subtract by tens without relying on physical counting or regrouping methods. This foundational skill is crucial not only for mastering operations within 100 but also as a building block for more complex mathematical operations they will encounter in their academic journey. Learning to mentally manipulate numbers with ease will enhance their number sense, boost their confidence in math, and provide them with tools for problem-solving in real-life situations.
Learning to add by whole tens is a crucial step for students who are busy building critical mental math skills, as well as forming a foundation for future math concepts. Kids Academy knows that one of the best ways to master this early skill is by offering visual aids to help kids understand the math process behind the addition. Check out this colorful addition worksheet that offers helpful counters in frames to guide children as they add by tens!
Number sentences are difficult to solve if students don’t understand the underlying concept behind the addition and subtraction they complete. Help your kids make sense of the math they learn by offering this cute and colorful garden-themed subtraction worksheet! On each row, your child will find a row or two of vegetables that need to be counted. Read the number sentences, then count the total number of veggies for each problem. Take away ten for each, and count to see how many are left to find the answer!
It’s time to review all your child has learned about adding and subtracting by tens! This downloadable worksheet includes vivid hot air balloons flying through the air, filled with completed math equations. For each, add or subtract by ten. Moving to each balloon one-by-one, help your check each equation to check to see if the answers are right. Check only the boxes with the correct answers to complete this delightful math practice page!
Students will be assessed on their ability to find sums and differences by using base ten blocks, without regrouping.
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