수와 연산 전체 문제

Model Subtraction of Whole Numbers

In the following exercises, model the subtraction.

$55-36$

Subtract Whole Numbers

In the following exercises, subtract and then check by adding.

$5,946-4,625$

Subtract Whole Numbers

In the following exercises, subtract and then check by adding.

$7,775-3,251$

Subtract Whole Numbers

In the following exercises, subtract and then check by adding.

$6,318-2,799$

Subtract Whole Numbers

In the following exercises, subtract and then check by adding.

$8,153-3,978$

Subtract Whole Numbers

In the following exercises, subtract and then check by adding.

$2,150-964$

Subtract Whole Numbers

In the following exercises, subtract and then check by adding.

$4,245-899$

Subtract Whole Numbers

In the following exercises, subtract and then check by adding.

$43,650-8,982$

Subtract Whole Numbers

In the following exercises, subtract and then check by adding.

$35,162-7,885$

Mixed Practice

In the following exercises, simplify.

$2,015-1,993$

Mixed Practice

In the following exercises, simplify.

$2,020-1,984$

In the following exercises, translate and simplify.

The difference of $1,000$ and $945$

Shopping A mattress set is on sale for $\char36 755.$ Its regular price is $\char36 1,600.$ What is the difference between the regular price and the sale price?

Banking Mason had $\char36 1,125$ in his checking account. He spent $\char36 892.$ How much money does he have left?

Test Scores Sara needs $350$ points to pass her course. She scored $75,50,70,\,\text{and}\,80$ on her first four tests. How many more points does Sara need to pass the course?

Explain how subtraction and addition are related.

How does knowing addition facts help you to subtract numbers?

Add: $1,683+479.$

Subtract: $605-321.$

Translate from math notation to words:

• ⓐ $7\,\times \,6$
• ⓑ $12\cdot 14$
• ⓒ $6(13)$