Addition (Two digits): แบบฝึกหัด

70 children are playing in a park. 20 more children arrive to join them. How many children are playing in the park now?

A florist arranged \(46\) roses and \(39\) lilies. How many flowers did she arrange in total?

John has \(34\) red marbles. He has \(17\) more blue marbles than red marbles. How many red and blue marbles does John have altogether?

Find the sum of 45 and 24.

Add \(67\) and \(18\).

Add \(26\) and \(45\).

Emily collected \(37\) seashells on Monday and \(29\) seashells on Tuesday. How many seashells did she collect in total?

Box A has 24 marbles. Box B has 18 more marbles than Box A. How many marbles are in Box A and Box B altogether?

Mr. Lee's farm has two chicken coops.

a) In the first coop, there are 37 chickens. In the second coop, there are 25 chickens. How many chickens are there in total in both coops?

b) Next month, Mr. Lee buys 12 more chickens for the farm. How many chickens will there be on the farm altogether then?

A candy shop sells three different jars of sweets.

a) Jar A contains 28 sweets and Jar B contains 45 sweets. How many sweets are in Jar A and Jar B altogether?
b) Jar C contains 17 more sweets than Jar A. How many sweets are in Jar C?
c) Calculate the total number of sweets in Jar B and Jar C combined.