Quickly and accurately add numbers that total 20 or less, and subtract from numbers up to Solve one-step and two-step word problems by adding or subtracting numbers, through Understand that in adding two three-digit numbers, you are adding hundreds and hundreds, tens and tens, and ones and ones and you may need to compose a new ten or a new hundred. Use models or drawings and explain your written method.
Understand that in subtracting one three-digit number from another three-digit number, you are subtracting hundreds from hundreds, tens from tens and ones from ones and you may need to get more tens and ones in order to subtract. Understand the concept of a. Be able to tell the time aloud and write the time in various ways, using a. Measure and estimate lengths of lines or objects in standard units, such as inches, feet, centimeters, and meters. Write out and read measurements in inches in.
Compare measurements how many more, how many less. Solve addition and subtraction word problems involving lengths in the same units within A new roll of ribbon contains 72 inches of ribbon. Sara needs 26 inches of ribbon to wrap a birthday present. If she cuts 26 inches from the beginning of the new roll, how many inches of ribbon will be left? Solve addition and subtraction word problems involving money — coins penny, nickel, dime, quarter and dollar bills.
Then they should be allowed to explain why they know that the solution is correct. Then they should be allowed to justify their answers. Second graders seem to do very well with visual reasoning. For example if you have a bag of candy and they can actually see the results of dividing the bag between friends.
If there is a bag of 30 pieces of candy and they divide the bag in half with their friend then they are only left with 15 pieces for themselves.
Lessons such as this produce very good results. This is a critical learning time for children and very important for parents to keep an open line of communication with the teacher so that the work can be supported at home as well.
Play games like, I'm thinking of a number Take your child grocery shopping and let them see transactions that deal with cash money. Allow the child opportunities to estimate and predict outcomes to see if they are right or not. Educators: Learn more about visual representation and other elements of evidence-based instruction.
Kids are learning new, less concrete material in second grade. This can make helping your child a little more difficult, but there are reasons why math is taught differently today. Together, you can figure out where your child needs help. People with learning differences in math may give estimates that are wildly off.
As many as 1 in 4 kids show signs of school refusal at some point. More on: School struggles. Podcast Wunder community app. Main menu Our work Blog Surveys and research. Join our team Privacy policy Terms of use Fundraising disclosure Sitemap. Quick tip carousel. Quick tip 1. Try hands-on tools. Quick tip 2. Use scratch paper. Quick tip 3.
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