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Rachel is an editor. She needs to review a textbook with 398 pages. She plans to review 9 pages each day for the next 31 days. She works out that she will have 279 pages left to review after that. Does that sound about right?
Dakota is playing a board game. She won 19 battles worth 5 points each. She also found a treasure worth 100 points. She works out that she earned 124 points. Does that sound about right?
A baker made 9 trays of cupcakes and 2 pans of brownies. Each cupcake tray makes 12 cupcakes, and each brownie pan makes 48 brownies. The baker estimates he made about 200 desserts in all. Is that a good estimate?
John decides to buy a 2-pack of ketchup. He notices that each jar in the pack has 84 servings, and each serving has 20 calories. He estimates that the 2-pack has a total of about 320 calories. Does that sound about right?
Cole is building a brick house. He built 3 walls using 803 bricks each. Another wall used 998. A fireplace took 247 and the chimney took 452. Cole works out that he has used a total of 2,500 bricks so far. Does that sound about right?
Andrew and his mom have been saving recycling items for months, and today they traded them in. They made $42 on cans, $19 on glass bottles, and $32 on plastic bottles. Andrew estimates that they made around $140. Is that a good estimate?
Rita just got a babysitting job. She will work about 10 hours each week and make $9 an hour. Her parents say she needs to save half, but she can spend the other half.
Rita estimates she'll have around $50 of spending money each week. Is that a good estimate?
Shelley was playing her favorite video game. Her character started with 100 health points, but lost 11 when she got in a fight. She lost 12 more health points when a monster attacked her. Luckily, a healing spell gave her 21 health points back.
Shelley works out that she now has 98 health points. Does that sound about right?
Vicky is a computer programmer. Last week she wrote 6,013 lines of code. This week she wrote about half as much.
She estimates that, over those two weeks, she wrote about 18,000 lines of code. Is that a good estimate?
Mia's soccer coach told her to keep track of how much water she drinks. Yesterday she drank 18 ounces with breakfast, 21 ounces with lunch, and 19 ounces with dinner. She also finished 2 full 12-ounce bottles of water during soccer practice.
Mia works out that she drank 82 ounces of water in total. Does that sound about right?