Add and Subtract Decimals to the Hundredths

Richard needs 10.5 kg of flour. He has 5.17 kg in one bag and 5.2 kg in another. Does Richard have enough flour?

• Yes, he does

• No, he does not

Emily has a coupon for $0.50 off her meal. Her final bill was $7.75. How much did her meal cost before the coupon?

How would you rate your comfort level with adding and subtracting decimals?

• I totally understand - I am super confident

• I am able to do most questions, but word problems confuse me

• I only like to do the problems if they are set up for me - I don't understand word problems

• I am really struggling with this topic

Round 43.827 to the nearest hundredth.

• 43.82

• 43.83

• 43.87

• 44

Evaluate: 3.25 - 1.67

• 1.58

• 1.42

• 2.42

• 2.58

What do you do first when adding or subtracting decimals?

• add/subtract

• line up the decimal points

• work from left to right

• borrow

Evaluate: 0.15 + 0.36

• 5.1

• 0.51

• 0.41

• 1.536

Evaluate: 3.8 + 1.4

• 4.12

• 5.2

• 4.2

• 5.12

Evaluate: 2.71 + 2.15

• 4.87

• 4.86

• 5.86

• 4.76

Evaluate: 0.45 - 0.24

• 0.69

• 0.21

• 0.11

• 0.31