Mental Math Operations

What is the sum of 5678 and 9876?

• 15554

• 11234

• 15432

• 20000

Find the difference between 98765 and 54321.

• 55555

• 44444

• 11111

• 33333

Multiply 1234 by 5678.

• 70066520

• 7006650

• 700665

• 7006652

Divide 987654 by 123.

• 5678

• 6543

• 8026

• 7890

What is the sum of 87654 and 98765?

• 186419

• 1864199

• 18641

• 1864190

Find the difference between 987654 and 876543.

• 111111

• 100000

• 999999

• 765432

Multiply 9876 by 5432.

• 53607433

• 53607431

• 53607434

• 53607432

Divide 9876543 by 1234.

• 8001 with a remainder of 1098.

• 8001 with a remainder of 1100.

• 8001 with a remainder of 1099

• 8000 with a remainder of 1099.

What is the sum of 123456 and 654321?

• 777778

• 777775

• 777777

• 777776

Find the difference between 9876543 and 1234567.

• 8641976

• 8641975

• 8641977

• 8641976