Unit Conversions
Time
True or False?
Addition
Subtraction
100

How many grams are in 4 kilograms?

4,000g

100

A race started at 6:30am, it took the runner 40 minutes. What time did the runner finish?

7:10am

100

30 tens + 80 ones > 380

False

100

462+307

769

100

843-521

322

200

How many milliliters are in 13 liters?

13,000mL

200

How many seconds are in 12 minutes?

720 seconds

200

12,387 rounded to the nearest thousand is 12,000

True

200

389+243

632

200

1,634-278

1,356

300

How many centimeters are in 7 meters?

700 centimeters

300

Mrs. Sussman needs to be at a party at 4:00pm. It takes her 40 minutes to get ready, and 20 minutes to drive to the party. What time does she need to start getting ready?

3:00pm

300

3,000 + 400 + 10 < 4 hundreds + 3 thousands + 1 ones

False
300

2,806+1,322

4,128

300

3,811-1,401

2,410

400

A bucket holds 3 liters. Mary needs 4 buckets to fill up her cooler. How many milliliters will she need?

12,000 milliliters

400

Mrs. Spresser is baking a cake. If she puts the cake in the oven at 5:13pm and it takes 35 minutes to cook, when will the cake be done?

5:48pm

400

347,912 is written 'three hundred forty-seven thousand, nine hundred twelve'

True

400

43,980+4,845

48,825

400

7,800-4,125

3,675