

Surf for More MathLesson 1  Adding TwoDigit NumbersUse these interactive activities to encourage your child to have fun on the Web while learning about adding twodigit numbers.
GoalExplain a variety of strategies for adding 2digit numbers.
Instructions for Use
Adding TwoDigit Numbers lets your child practice adding 2digit numbers. To use Adding TwoDigit Numbers, click the "Start Addition" button. Input the answer in the text box and click the "check" button to see if the answer is correct.
Interactive Calculator allows your child to add 2digit numbers and display them on a 100 chart. To use Interactive Calculator, start by clicking a 2digit number on the interactive calculator. This number will appear in the calculator window. Click the "+" button on the calculator, and then click a different 2digit number. Press the "=" button on the calculator to find the sum of the 2 numbers.

