ORDERING RATIONAL NUMBERS
During a cold front, four Texas cities recorded temperatures of –4.5°F, –4.45°F, –4.52°F, and –4.4°F. Order the temperatures from warmest to coldest.
–4.4, –4.45, –4.5, –4.52
A hiker climbs 27 ft, walks down 18 ft, then drops another 14 ft. Total change in height?
-5
A dog weighs 2.4 kilograms. Convert to grams.
2400 g
A warehouse packs 98 items. Prime factorization of 98?
Answer: 2 × 7²
Question: Bead artist has 45 black beads, 60 white beads. Ratio black:white?
3:4
A submarine crew checks gauges at –3.2 and –3 1/8. Which reading could be in between: –3.05, –3.22, or –3.18?
-3.05
A PLANE descends 34 ft, climbs 22 ft, then drops 15 ft. Net change in elevation?
-27
A pilot flies 3.5 hours. How many seconds in the air?
210
A gardener has 144 bulbs. Prime factorization?
2⁴ × 3²
Recipe: 7 cups flour for 4 cups sugar. How much flour for 22 cups sugar?
38.5
Four students report mile times: 1.08 min, 1 1/16 min, 1.075 min, 1.09 min. Order from slowest to fastest.
Answer: 1.09, 1.08, 1 1/16, 1.075
Temperature starts at 17°F. Storm drops 29°, sunlight adds 12°, clouds drop 8° again. Final temperature?
-8
A BALD EAGLE HAS A WINGSPAN OF 7 1/2 FEET LONG. HOW MANY INCHES IS THAT?
90 INCHES
Factory ships 360 nails. Prime factorization?
2³ × 3² × 5
Question: Car drives 156 miles on 6 gallons. How far on 17 gallons?
442 MILES
Mrs. Ayala prints test scores: –0.95, –1.2, –1.05, -7/8. Which order is from highest to lowest?
-7/8, –0.95, –1.05, –1.2,
IN A BEAN BAG THROW, ROY GOT
-14, -15, 30, AND 7 POINTS. WHAT WAS ROY'S FINAL SCORE?
8 POINTS
A JOGGER RAN 135 FEET. HOW MANY YARDS DID HE RUN?
45 YARDS
School prints 882 worksheets. Prime factorization?
Answer: 2 × 3² × 7²
Question: Scale model 1 inch = 3.5 ft. Model is 14.5 inches tall. Actual building height?
50.75 FT
A drone records ocean depths: –225 ft, –317.5 ft, –248 ft. Order depths from least deep to most deep.
–225, –248, –317.5
A Mars rover moves: +15 m, –22 m, –22 m, +9 m, +15 m. Final position?
-5
A STORE HAS 24 CUPS OF STRAWBERRIES LEFT TO SELL. HOW MANY GALLONS IS LEFT?
1 1/2 GALLONS
Baker orders 1,260 sprinkles. Prime factorization?
Answer: 2² × 3² × 5 × 7
Question: Marbles ratio red:white:blue = 5:3:2. 120 total. How many blue?
24