Natural numbers - 4th grade - math problems
Number of problems found: 24
Calculate how many years has man lived for 12248 days?
- Written number
Place+values x ten thousands =30 thousands
- Three numbers
How much we increases the sum of three numbers when the first enlarge by 14, second by 15 and third by 16? Choose any three two-digit numbers and prove results.
38 weeks is equal to how many days?
123456789 = 100 Use only three plus or minus characters to correct previous identity/equation.
- In the bowl
There are 12 pears in the bowl. Erik ate a third. How many pears remained in the bowl?
I have 19 balls and my friend has 27. About how many has my friend more balls?
- Page numbering
The book has 88 pages. How many times is the number 4 used for the book numbering?
There were 24 pimps in the plate. Maros ate 12, his little sister four times less. How many pimps remained in the plate?
Fill in the examples correctly brackets: A) 7.9+12:3-2 =23 B) 7.9+12:3-2=75
- Children in the classroom
How many children are in the classroom, where Ladislav is 10th lightest and 16th heaviest in class?
They used 200 pieces to make wafers. 157 topped with caramel topping and 100 with sugar topping. How many wafers did both toppings have?
- Small painters
There are ten pupils in the painting group. Eight pupils paint with watercolors and nine pupils with tempera colors. How many pupils paint both water and tempera colors when each pupil paints?
Viera and Darina exchanged napkins. Always 3 yellow for 4 red napkins. How many yellow napkins will Viera receive for 24 red napkins?
Landlord had 49 ducats more than Jurošík. How many ducats Jurošík steal landlord if the Jurošík now 5 ducats more?
- Mystery number
A mystery number is between 800 and 920. No digits are the same. The difference of the numbers 5. What is the mystery number?
Grandma bought two 10 pack of eggs. She used 8 eggs on the cake, 2 times less on the omelette and 4 more eggs for breakfast. How many eggs did it stand for?
In the workshop have to be produced for 5 days 2000 components. How many components must be produced in the workshop every day and how much per hour, if shift is 8 hours.
- Beautiful alley
In the alley 4 rows of 10 trees and 5 rows of 8 trees blossomed. Six of the trees have already blossomed. How many trees still bloom in the alley?
- Unknown number 22
I am a two-digit number. My tens digits is 4. My ones digit is 3 more than my tens. Who am I?
Natural numbers - math word problems. Examples for 4th grade.