Measurement Madness Ana Floyd Wendy Rich

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Measurement Madness Ana Floyd afloyd@randolph.k12.nc.us Wendy Rich wrich@asheboro.k12.nc.us

Measurement Landmarks Gram- Teddy Gram Ounce- 8 pencils Pound- Stapler Kilogram- Dictionary Cup- school milk carton Milliliter- raindrop Liter- ½ Bottle of Pepsi Quart- ½ bottle of Pepsi Gallon- Milk Jug Kilometer- Around the block Mile- Around the neighborhood

Benchmark/landmark Benchmark Comparisons for Metric ad Customary Measurements Metric UnitsCustomary Units 2.54 cm (about 2.5)1 in 0.9 m (about 1)1 yd 1.6 km (about 1.5)1 mi.45 kg (about.5)1 lb.95 L (about 1)1 qt Greater Than/ Less Than cm < in m > yd km <mi kg > lb L >qt http://www.mathcats.com/explore/convert.html

The distance from Titus to Auburn is 26 km. About how many miles is this? A. 13 miles B. 16 miles C. 31 miles D. 50 miles Write down equivalence: (@1.5)1.6 km = 1 m 26km = ? M 3. Remember rule… Same side divide Opposite side multiply 2. Look…. Large to small- Answer will be smaller Make a reasonable estimate 26/ @1.5 = @ 17 Which is the best choice?

The stick is 15 cm long. About how many inches is this? A. 3 in B. 6 in C. 16 in D. 38 in Write down equivalence: 1in = 2.54cm (@2.5) ? in = 15 cm 3. Remember rule… Same side divide Opposite side multiply 2. Look…. Large to small- Answer will be smaller Make a reasonable estimate 15/ @2.5 = @ 6 Which is the best choice?

My desk is 28 inches wide. About how many centimeters is this? A. 12 in B. 14 in C. 56 in D. 70 in Write down equivalence: 2.54 cm = 1 in ? cm = 28 in 3. Remember rule… Same side divide Opposite side multiply 2. Look…. Small to large- Answer will be larger Make a reasonable estimate 28 X @2.5= 28 +28 + 14 = @70 Which is the best choice?

My house is 20 yards from the road. About how many meters is this? A. 12 meters B. 18 meters C. 25 meters D. 28 meters 3. Remember rule… Same side divide Opposite side multiply 2. Look…. Larger to smaller- Answer will be smaller Make a reasonable estimate 20 X @1 = @20 Which is the best choice? Write down equivalence: (@1).9m = 1 yd 20 ft = ?yd

The distance to the barn from the house is 35 meters. About how many yards is this? A. 45 yards B. 37 yards C. 30 yards D. 15 yards 3. Remember rule… Same side divide Opposite side multiply 2. Look…. Smaller to larger… answer will be larger Make a reasonable estimate 35 / @1 = @35 Which is the best choice? Write down equivalence: (@1).9m = 1yd 35 m = ? yd

It is 72 yards to the goal for the team. Approximately how many meters from scoring a touchdown are they? A. 78 meters B. 72 meters C. 66 meters D. 50 meters 3. Remember rule… Same side divide Opposite side multiply 2. Look…. Larger to smaller… answer will be smaller Make a reasonable estimate 72 X @1 = @72 Which is the best choice? Write down equivalence: (@1).9m = 1yd ? m = 72 yd

The mall is 18 miles from school. About how many kilometers is this? A. 10 km B. 16 km C. 30 km D. 50 km 3. Remember rule… Same side divide Opposite side multiply 2. Look…. Smaller to larger… answer will be larger Make a reasonable estimate 18 X @1.5 = @27 Which is the best choice? Write down equivalence: (@1.5)1.6 km = 1mi ?km = 18 mi

H elga packed a box of books that has a mass of 40 kilograms. About how many pounds is this? A. 10 lbs B. 19 lbs C. 42 lbs D. 85 lbs 3. Remember rule… Same side divide Opposite side multiply 2. Look…. Smaller to larger… answer will be larger Make a reasonable estimate 40 / @.5 = @80 Which is the best choice? Write down equivalence: (@.5).45 kg = 1 lb 40 kg = ? lb

Linda bought a dog weighing 25 lbs. About how many kilograms is this? A. 6 kg B. 11 kg C. 18 kg D. 24 kg 3. Remember rule… Same side divide Opposite side multiply 2. Look…. Larger to smaller… answer will be smaller Make a reasonable estimate 25 X @.5= @12.5 Which is the best choice? Write down equivalence: (@.5).45 kg = 1lb ? Kg = 25 lb

The table weighed 35 lbs. About how many kg did it weigh? A. 16 kg B. 33 kg C. 77 kg D. 350 kg 3. Remember rule… Same side divide Opposite side multiply 2. Look…. Larger to smaller… answer will be smaller Make a reasonable estimate 35 X @.5 = 17.5 Which is the best choice? Write down equivalence: (.50).45 kg = 1 lb ? Kg = 35 lb

The teacher weighs 70 kg. About how many pounds is this? A. 32 lbs B. 110 lbs C. 150 lbs D. 210 lbs 3. Remember rule… Same side divide Opposite side multiply 2. Look…. Smaller to larger… answer will be larger Make a reasonable estimate 70 /.55 = @140 Which is the best choice? Write down equivalence: (@.50).45 kg = 1 lb 70 kg = ? lb

Sally drank 20 qts of milk in the cafeteria this year. About how many liters is this? A. 10 liters B. 19 liters C. 25 liters D. 39 liters 3. Remember rule… Same side divide Opposite side multiply 2. Look…. Larger to smaller… answer will be smaller Make a reasonable estimate 20 X @1 = @20 Which is the best choice? Write down equivalence: (@1).95 l = 1 qt ? L = 20 qt