Estimating
Estimate the product. No calculators!
0.24 x 597
0.25 x 600
150
Eddy collects magazines. He currently has 50 on his desk at home: 21 magazines are about cars, 7 are about video games, and the rest are about sports. What is the ratio of Eddy's car magazines to sports magazines?
21:22
At Store A, Kiah bought 16 boxes of graham crackers for $64. At Store B, she bought 15 boxes for $56.25. Which store had the better deal on graham crackers?
Store A: $4 per box
Store B: $3.75 per box
Store B!
1 ton = 2000 lbs
640,000 lbs = ??????? tons
320 tons
25 students voted for increased time during class transitions. If 125 total students voted, what percent voted AGAINST increased transition time?
80%
Estimate the quotient. No calculators!
5.55 divide 0.05
555 divide 5 = 111
In a survey with dentists, 3:7 recommended Crest versus Colgate. If there were 120 total dentists surveyed, how many recommended Crest?
36 dentists
Tchr. MacKay is able to write 48 words a minute with a pencil. Ms. O'Connor can write 240 words in 5 minutes. Who writes faster?
They are the same!
1 minute = 60 seconds
18,000 seconds = ????? minutes
300 minutes
34% of baseball cards are worth over $100. If Orla has 1500 cards, how many with be worth over $100?
510 cards
Aurie grabbed a handful of Takis out of a bag, which ended up being 25 Takis. If what Aurie grabbed represented 10% of the total Takis in the bag, how many Takis are in the bag?
250 Takis