Expressions
50 times the difference of 64 and 36.
50 x (64-36)
100 × 8 25 × (4 × 8)
Which one is larger?
100 × 8 > 25 × (4 × 8)
45 × 30=
1,350
Mrs. Wyatt at 2 pounds of veggies for lunch every day for 2 weeks. How many ounces did she eat?
Hint: 1 pound = 16 ounces
448 ounces
Divide the sum between 800 and 700 by 5
(800+700) ÷ 5
48 × 12 60 twelves – 13 twelves
48 × 12 > 60 twelves – 13 twelves
4.5 × 30
135.0
Tess makes hair bows to sell at the craft fair. Each bow requires 2.5 yards of ribbon. At the fabric store, ribbon is sold by the foot. If Tess wants to make 12 bows, how many feet of ribbon must she buy?
Hint: 1 yard = 3 feet
90 feet
Difference tells us to...
subtract
The sum of 4 thirteens and 16 thirteens
(4 x 13) + (16 x 13)
24 × 36 18 twenty-fours, tripled
24 × 36 < 18 twenty-fours, tripled
604 × 33
19,932
Ander drank 6 gallons of milk in a month. How many ounces did he drink?
Hint= 128 ounces in 1 gallon
768
Product tells us to...
12 times the sum of 6 and 12
12 x (6+12)
45 × 30 4.5 × 30
45 × 30 > 4.5 × 30
245 × 405
99,225
For a field trip, the school bought 45 sandwiches for $4.30 each and 32 bags of chips for $1.25 each.
How much did the school spend in all?
233.50
Quotient tells us to...
divide
(324 + 490) × 12 in words
11 × (24 + 45) 20 × (24 + 45)
11 × (24 + 45) < 20 × (24 + 45)
381 x 45
17,145
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Convert means
change from one unit to another without changing value.