Milligram Math: Adding and Subtracting Measurements

1. Sarah has 250 milligrams of sugar. She adds 150 milligrams more. How much sugar does she have now?

• 300 milligrams

• 400 milligrams

• 450 milligrams

• 500 milligrams

2. A medicine bottle contains 500 milligrams of a liquid. If you pour out 200 milligrams, how much is left in the bottle?

• 500 milligrams

• 250 milligrams

• 400 milligrams

• 300 milligrams

3. Tom has 300 milligrams of vitamin C. He buys another 450 milligrams. What is the total amount of vitamin C he has?

• 600 milligrams

• 500 milligrams

• 800 milligrams

• 750 milligrams

4. A recipe calls for 120 milligrams of salt. If you want to double the recipe, how many milligrams of salt do you need?

• 240 milligrams

• 300 milligrams

• 120 milligrams

• 180 milligrams

5. Lisa has 400 milligrams of protein powder. She adds 250 milligrams to her smoothie. How much protein powder is in the smoothie now?

• 650 milligrams

• 400 milligrams

• 750 milligrams

• 500 milligrams

6. A snack pack contains 600 milligrams of nuts. If you eat 150 milligrams, how many milligrams are left?

• 150 milligrams

• 600 milligrams

• 300 milligrams

• 450 milligrams

7. A child takes a supplement that has 350 milligrams of calcium. If they take another dose of 200 milligrams, how much calcium did they take in total?

• 600 milligrams

• 300 milligrams

• 550 milligrams

• 450 milligrams

8. A bottle of vitamins has 800 milligrams. If you take out 300 milligrams, how many milligrams remain in the bottle?

• 500 milligrams

• 700 milligrams

• 600 milligrams

• 400 milligrams

9. A food label shows that a serving has 250 milligrams of sodium. If you eat two servings, how many milligrams of sodium do you consume?

• 750 milligrams

• 1000 milligrams

• 250 milligrams

• 500 milligrams

10. If a drink contains 450 milligrams of caffeine and you drink another 250 milligrams, what is the total amount of caffeine you consumed?

• 600 milligrams

• 800 milligrams

• 700 milligrams

• 500 milligrams