Examples of equations for practice for 12 year olds - page 9 of 58
Number of problems found: 1142
- Add to subtracting
Solve a simple equation with fractions: n-1/6=1/2 - Rectangles 70304
How many rectangles with side lengths expressed in natural numbers have an area of 96 cm²? - Kilometers 70234
We're going to Grandma's. We have already driven 30 km. We have 1/7 of the way ahead of us. How many kilometers is Grandma from us? - Consignment 69944
During the delivery of the goods, the postman delivered one-third of the consignment on the first day, two-fifths of the rest on the second day, and 300 pieces on the third day. How many goods were in the shipment? - Blank denominator
1/4 + 5/blank =2/3 Find a blank number. - Blank number w minus
5/2 - blank =1/3 What is the blank number? - Blank number
5/2 + blank =1/3 What is the blank number? - Coincide 69334
In how many minutes after the second hour do the clock hands coincide? - Tangerines 68994
When the lion took two mandarins from the bowl and Milada took one-fifth of the rest, four mandarins remained in the bowl. How many tangerines were initially on the dish? - Determine 68804
The basket contains five red apples with an average weight of 125 grams and one yellow apple. The average weight of all apples in a basket is 120 grams. Determine the weight of the yellow apple in grams. - Assignment 68494
Write the assignment in a fraction. Fill in the number in the box so that the equality applies: (Write the result as a fraction in the base form.) (1 1/3 - 3/4) · ___ = 1/2 - Assignment 68484
Write the assignment in a fraction. Fill in the number in the box so that the equality applies: (Write the result as a fraction in the base form.) 3 · ___ + 1/4 = 5/8 - Consecutive 68424
The sum of five consecutive natural numbers is 75. What is the smallest of these numbers? - Consecutive 68154
Determine the group of numbers for which the following relations hold: a) The sum of the searched three consecutive even numbers equals 978. b) The sum of the searched four consecutive odd numbers equals 312. - Agreement 68094
Janka and Katka live in villages 16 km away. They agreed to meet precisely halfway. Jana was driving at a speed of 4 km/h. Katka came out 30 minutes later. At what speed must Katka drive to fulfill the agreement? - Collection 67874
In his stamp collection, Radek had half of the Czech stamps, a third of Slovak stamps, and just 128 overseas stamps. Radek did not collect any other stamps. Calculate how many stamps Radek had in the collection. - Conditions 66544
I have a box that contains white, milk, and dark chocolate candies. The ratio of white to milk candies is 3:4. The ratio of white to dark candies is 4:3. The least amount of candies in the box if the conditions of the ratio of candies are met. - Consecutive 66034
There are five consecutive natural numbers. If the middle number is subtracted from the sum of the other four, I get 21. Specify these numbers. - Together 65964
Danka and Janka are the same age. If one were ten times less and the other five times less, they would only have three years together. How old are Jana and Danka? - Nearest 64894
We can write the number 1003 in the form 7n + 2. Which can we write the nearest number in this form?
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