Everyday Mathematics Helpful Hints for First Graders Write numbers 1-100, calling them out randomly for your child to write. Count by 2s, 5s, and 10s verbally and in writing, as well. Read Home Links and Family Letters thoroughly. Complete the Home Link with your child. Practice telling time and counting coins in real-life situations when appropriate. Also, practice exchanging an amount of coins for the same amount, using fewer coins. Practice addition and subtraction facts up to 12. Give your child word problems. For example, “Jim has seven blue cars and his friend Jake gives him two red cars. How many cars does Jim have now?” Play simple games like “What number comes before and after 25?” This could be played