Word Problems: Bar models

Maths

Addition and subtraction of 2-digit numbers (regrouping and adjusting)

Solve the following word problem: Bob the builder worked for 28 days last month. This month he worked 18 days. How many days has he worked altogether?

Solve the following word problem: There were 51 builders on site. 32 were building houses and the rest were driving diggers. How many builders were driving diggers?

Solve the following word problem: Ms. Dobrowolski bought 54 bricks at the store. She used 38 of them to start building a summer house. How many bricks does she have left?

What calculation is need to solve the following word problem:  Sally bought used 13 bricks yesterday. Today she she used another 27. How many bricks did she use altogether?

Solve the following word problem: Rebecca has 32 shirts in her wardrobe. She gives away 16. How many shirts does she have left?

What is the inverse of the following equation? 52-25=27

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Word Problems: Bar models

Lesson outcome