Addition within 1000

Front

504 + 125 = ?

Back

629

Front

191 + 66 = ?

Back

257

Front

625 + 285 = ?

Back

910

Front

254 + 41 = ?

Back

295

Front

Jim has 67 marbles. Sam has 19 marbles. How many marbles do the boys have altogether?

Back

86

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is the sum of 10 and 5?

Back

15

Front

If you add 20 to 30, what do you get?

Back

50

Front

What is the result of 100 + 200?

Back

300

Front

How do you add two-digit numbers?

Back

Align the numbers by place value and add each column starting from the right.