© 2010 MOE CPDD

Addition Stories 1

Adding 2-digit and 3-digit numbers without renaming

© 2010 MOE CPDD

Story Problem 1Mr Lim sold 24 buns on Monday.He sold 65 buns on Tuesday.How many buns did he sell altogether?

24 + 65 =

He sold buns altogether.

H T O

2 4

+ 6 5

8 9

89

© 2010 MOE CPDD

Mr Lim sold 124 buns on Monday.He sold 65 buns on Tuesday.How many buns did he sell altogether?

Story Problem 2

Buns sold on Monday

Buns sold on Monday

© 2010 MOE CPDD

Hundreds OnesTens

•How many ones are there altogether?•How many tens are there altogether?•How many hundreds are there altogether?

1 8 9

© 2010 MOE CPDD

Story Problem 2Mr Lim sold 124 buns on Monday.He sold 65 buns on Tuesday.How many buns did he sell altogether?

124 + 65 =

He sold buns altogether.

H T O

1 2 4

+ 6 5

981

189

© 2010 MOE CPDD

Story Problem 3

243 + 36 =

Weili has stickers now.

H T O

2 4 3

+ 3 6

Weili has 243 stickers.His friend gives him 36 more.How many stickers does he have now?

972279

© 2010 MOE CPDD

Story Problem 4

312 + 45 =

Weili has stickers now.

Weili has 312 stickers.His friend gives him 45 more.How many stickers does he have now?

H T O

3 1 2

+ 4 5

753357

© 2010 MOE CPDD

Spot the mistake!Are the answers correct?If they are wrong, what should the correct answer be?

1) 354 + 42 = 396

2) 21 + 274 = 484

3) 506 + 23 = 509

4) 85 + 112 = 197