1202 DOL_2.4B_Composing

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 138 and 62?

Back

200

Front

What does it mean to solve vertically in math?

Back

Solving vertically means writing numbers one on top of the other, aligning them by place value, to make addition or subtraction easier.

Front

What is a place value chart?

Back

A place value chart is a tool that helps organize numbers by their place values, such as ones, tens, hundreds.

Front

What is bundling in math?

Back

Bundling is grouping numbers into tens or hundreds to make addition easier.

Front

What is the sum of 185 and 48?

Back

233

Front

What is the sum of 43 and 89?

Back

132

Front

What is the correct answer for 109 + 99?

Back

208

Front

What mistake did Jessica make in her addition?

Back

Jessica added incorrectly; she should have added 109 and 99 to get 208.

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals, used to represent numbers visually.