Rounding - practice for 12 year olds - page 2 of 11
Number of problems found: 202
- FRAMES
Joe is making picture frames out of wood. The length of each frame is 10 inches, and the width is 8 inches. Each piece of wood used to make the frames is 8 feet long. How many pieces of wood will he need to make 10 picture frames? Clue: find the perimeter - A container
A container with 2 1/2L of water is being poured into other containers that can hold 1 1/3L of water. Each container has to be filled, so how many L of water will the last container hold? - Tom is
Tom is making birdhouses to sell at a farmer's market. Each birdhouse requires 4.5 feet of wood planks to build, and he sells them for $19.75 each. How much money can Tom earn at the farmer's market if he has no more than 80 feet of planks to build birdho - Three 232
Three out of eleven working mothers in a major US city have at least one child under the age of Five(5). If there are 2,250 mothers employed in that city, how many have at least one child under the age of five? (round to nearest whole number)
- The rope
Fred was learning to tie rope. He had 5 1/2 feet of rope. If each knot took up 4/5 of a foot of rope, how many knots could he make? - Your are
You are cutting as many 32 1/4-inch sections as you can out of a board that is 129 inches long. How many pieces can you get out of the board? - A 500-gram
A 500-gram pack of delicious hotdogs costs P119.95. How many packs can be bought with P1000? - The jeep
The jeep driver filled his tank with 12 3/4 liters of gasoline. If he uses 1 1/3 liters for each round trip, how many round trips can he make before re-filling? - A RIBBON
A RIBBON 27 1/3 m long is cut into equal pieces measuring 2 3/4 m each. Find the number of pieces of ribbon cut.
- Smoothies
Kristin is making strawberry smoothies. She has 5 cups of yogurt; it takes 3/4 of a cup to make one smoothie. How many smoothies can she make? Write a number sentence that describes this situation. Then, draw a model to demonstrate your understanding. - Jodi is
Jodi is cutting out pieces of paper that measure 8 1/2 inches by 11 inches from a larger sheet of paper that has an area of 1,000 square inches. What is the area of each piece of paper that Jodi is cutting out? - Whole part
35/16 = 2.1875. What is the whole number of this decimal? - A decimal
A decimal rounded to 2 decimal places is 5.32. This decimal has 3 decimal places. What is the greatest possible decimal? - Lollipops 83262
Mom bought 6 lollipops for €17. If the cashier rounded up the purchase price to whole euros, what was the least one lollipop could cost?
- Rounded 83047
Mrs. Smith bought 3.15 m of fabric 140 cm wide for a dress. How many meters of cloth will she need for the same 90 cm wide fabric dress? The result is rounded to whole meters. - Determine 82733
Tomáš collects NHL cards. Find out that he will never have any cards left if he divides them into groups of three, four, five, or six. Determine how many hockey cards Tomáš has; if their number is three-digit and starts with the number 2, - Allowances 82413
The teacher decided to sew covers for the eight-seat blocks in the school library. All cubes are cube-shaped with an edge 40 cm long. How many m² of fabric will the teacher need in total if the blocks are not lined from the bottom, and 5% must be added fo - Thousands 82347
Round the number 2548 to tens of thousands. - Probability 81964
Calculate the probability of the event that you sit in seats 1 to 30 in the cinema at: a) seat marked with a prime number b) seat marked with an even number c) a seat marked with a number divisible by 3 or 4
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