Mai folds 115 stars, Lan folds 182 stars. How many stars do they  fold altogether ?

The sum of two numbers is 316. If first term increased by 56 units and second term increased by 75 units. Find the new sum ?

Le, Huyen and Ngoc have 42 sweets everyone. Trang buys 65 sweets. How many sweets do they have altogether ?

The perimeter of triangle ABC is 317 cm. The length of line segment AB is 85 cm, line segment BC is 116 cm. Find the length of line segment CA ?

The population of commune was 6236 people 2 years ago. Last year, the population increased by 187 people. This year, the figure increased by another 175. Find the population of this commune this year ?

A warehouse has 80000 bulbs, 38000 of which were removed for the first time, and 26000 were removed for the second time. Then how many bulbs are left in the warehouse ?

There are 68700 fruit trees in A commune. The number of fruit trees in B commune is greater than that in A commune by 5200. The number of fruit trees in C commune is smaller than that in B commune by 4500. How many fruit trees are there in C commune ?

A beekeeping farm produced 25 780 liters of honey and sold 21 320 liters. How many liters of honey are left in the farm ?

Andy’s mother bought her a schoolbag which costs 15 000 VND and a summer suit which costs 25 000 VND. Her mother gave 50 000 VND to the salesgirl. How much change did the salesgirl have to give back ?

A stadium has 8000 seats, 6000 seats of which have been occupied by football spectators. How many seats have not been occupied ?

Mother spent 6700 VND on buying a box of milk and 2300 VND on a pack of candies. She gave the salesgirl 10 000 VND. How much change does the salesgirl have to give mother ?

There were 4720 kg of salt in a warehouse, 2000kg of which have been removed for the first time. Another 1700 kg were removed for the second time. How many kilograms of salt were left in the warehouse ?

There are 478 fish in aquarium 1. There are 113 more fish in aquarium 2. How many fish are there in two aquariums ?

A pack of rice weights 250kg, a pack of corn weighs 135kg. By how many kg does a pack of corn weigh less than a pack of rice ?

Peter and Mary collected 335 stamps. Peter collected 128 stamps. How many stamps did Mary collect ?