Subtraction - practice for 12 year olds
Number of problems found: 721
- Lara's sequence
Lara starts with a number less than 20. She divides it by 2 adds 6. She then divides this result by 3 her answer is 4.5 What number does she start with? - Sugar 9
Joe has two containers of sugar. One container has 1 2/5 cups, and the other has 4 1/10 cups. If he uses 1 4/5 of sugar, how much does he have left? - Monthly expenses
John's monthly expenses are analyzed as follows: 1/8 for stationery, 1/3 for fuel, 1/6 for parking, and the rest for food. His total expenses are 4500. Calculate the rand value of the food expenses. - 13 times
1/3 times the sum of a number, and 2.6 is 4.9. What is the number? Enter your answer as a simplified mixed number in the box.
- Water per day
Liam's goal is to drink 12 cups of water a day. So far, Liam has drank one-half gallon of water today. How much more water, in OUNCES, does Liam need to drink today to reach his goal of 12 cups of water per day? - Vidya
Vidya and Peter went for a picnic. Their mother gave them a 5-liter water bottle. Vidya consumed 2/5 of the water, and Peter consumed the remaining water. How much water did Vidya drink? How much water did Peter drink? - Lakeside mall
Katy went to lakeside mall. She had $75 to spend she purchased 3 items which cost $12.75, $32.57, and $21.84. How much more does she have to spend? - Product of the fractions
By how much is the product of 2½ and 3⅘ less than 20? - Mr. Lee
Mr. Lee has a rope. The total length of the rope is 5 meters. He cuts off 350 centimeters of rope to use in his garden and another 75 centimeters to hang a bird feeder. What is the length of the rope he has left in centimeters?
- A loaf of bread
Tshegofatso and Saymore have a loaf of bread. Tshegofatso eats 4/7 of the loaf, and Saymore eats 1/3 of the loaf. What fraction of the loaf of bread is left over? - A student 7
A student was asked to multiply 43.407 by 100. However, he multiplied the decimal fraction by 1000. What is the difference between both the products? - Subtract and compare
1-5/8 is the same as 11/8, true or false? - Equal slices of pizza
If you have a pizza divided into 6 equal slices and you eat 2/6 of it, what fraction of the pizza is left? - Concentric circles 4
One circle has a radius of 98 cm, and a second concentric circle has a 1m 26 cm radius. How much longer is the circumference of the second circle than that of the first?
- Pizza 16
Kevin ate 5/12 of his pizza. Which is a better estimate for the amount of pizza that he ate: A. about half of the pizza or B. almost all of the pizza? - Trim the bushes
Mason is always helping him to trim the bushes. The area A had a length of 14 m and a breadth of 7 m, and if we are going to combine A and B, the equal is 215 m². The question is: what is the area of B? - Attending school
Huang lives 1/4 of a mile from school, while Lily lives 2/3 of a mile from school. How much further does Lily live from school than Huang? - A surveyor
A surveyor estimated the distance across a river to be 300 m. The actual distance across the river was 286.4 m. Find the absolute error and the percent error of the surveyor's estimate. If necessary, round to the nearest tenth. - Joel is
Joel is 2 1/2 inches shorter than Carlos. Carlos is 1 1/4 inches taller than Dan. If Dan is 58 1/4 inches tall, how many inches tall is Joel?
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