Addition and Subtraction of 3 Digit Numbers

5 hundreds, 8 tens, and 6 ones Plus 4 hundreds, 1 ten, and 3 ones will give?

5 hundreds, 8 tens, and 6 ones Minus 4 hundreds, 6 tens, and 5 ones will give?

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I am a number, I am 3-digits long. If you take away 100 from me, I will become 350. what am I?

• 450

• 400

• 550

• 250

Decrease 77 by 34

Add 456 and 189. What is the result?

• 543

• 645

• 732

• 625

Subtract 432 from 789. What is the difference?

• 512

• 357

• 245

• 678

If you have 845 and you subtract 279, what is the answer?

• 566

• 934

• 712

• 368

Find the total when 523 and 367 are added together.

• 456

• 890

• 8900

• 1000

What is the sum of 345 and 278?

• 423

• 567

• 623

• 512

What is the sum of 345 and 278?

• 423

• 567

• 623

• 512