Mastering Addition and Subtraction of Decimals

How should decimal points be positioned when adding or subtracting decimals?

• Align the decimal points vertically

• Place the decimal points at the end

• Decimal points alignment is not necessary

• Decimal points should not be aligned

What is the result of adding 0.32 and 0.62?

• 0.104

• 1.94

• 0.84

• 0.94

When adding 3.52 and 0.67, what is the correct placement for the missing digit?

• Add a zero to the left of 0.67

• No zeros needed

• Add a zero to the left of 3.52

• Add a zero to the right of 0.67

What is the sum of 68 and 0.67?

• 68.67

• 67.68

• 68.067

• 6.867

How do you handle empty place values when adding whole numbers to decimals?

• Fill with zeros

• Subtract them

• Ignore them

• Fill with ones

What is the result of subtracting 0.95 from 1.07?

• 0.22

• 0.112

• 1.02

• 0.12

In subtraction, what should you do if a digit in the subtrahend is larger than in the minuend?

• Multiply the digits

• Ignore the place value

• Just write zero

• Borrow from the next higher place value

What is the difference between 5.32 and 0.29?

• 5.33

• 5.23

• 5.13

• 5.03

How do you align decimals for subtraction?

• Vertically with decimal points aligned

• Align on the rightmost digit

• Horizontally

• No need to align

What is the result of subtracting 1.227 from 4.075?

• 2.848

• 2.938

• 2.848

• 2.758