Decimals Operations: Addition, Subtraction, Multiplication, and Division

When adding decimals, what is the most important thing to remember?

• Add zeros to the left

• Ignore the decimal points

• Align the decimal points

• Start from the left

What is the result of adding 10.3 and 1.45?

• 12.75

• 11.85

• 10.75

• 11.75

When subtracting decimals, what should you do if you need to subtract a larger digit from a smaller one?

• Ignore the larger digit

• Borrow from the next left digit

• Add a zero to the smaller digit

• Subtract the smaller digit from the larger one

What is the result of subtracting 4.56 from 10.3?

• 5.74

• 6.74

• 5.84

• 6.84

When multiplying decimals, what should you do with the decimal points initially?

• Align them

• Subtract them

• Ignore them

• Add them

What is the result of multiplying 4.3 by 5.8?

• 24.94

• 24.84

• 24.64

• 24.74

When dividing decimals, what should you do with the decimal point in the dividend?

• Transfer it to the quotient

• Ignore it

• Move it to the left

• Move it to the right

What is the result of dividing 5.6 by 2?

• 3.8

• 2.8

• 2.6

• 3.6

How can you simplify the division of decimals?

• By adding zeros

• By converting them to fractions

• By ignoring the decimal points

• By multiplying both numbers by 10, 100, or 1000

What is the result of dividing 4.8 by 1.2?

• 5

• 4

• 6

• 3