3+3
6
Write 343 in expanded form
300 + 40 + 3
23 +10 =
33
234 + 125 =
359
Ms. Beth has 128 pencils. She buys 157 more pencils.
How many pencils does she have now?
285 pencils
4+4
8
Write 156 in expanded form
100 + 50 + 6
45 + 20 =
65
285 + 134 =
419
Jorge had 389 apples and got 147 more apples.
How many apples does he have now?
536 apples
10
Write 412 in expanded form
400 + 10 + 2
28 + 5 =
33
460 + 138 =
598
Rachel made 276 muffins. Later, she made 189 more muffins. How many muffins did she make in all?
465 muffins
6+6
12
Find the missing number 800 + 60 + _ = 866
6
39 + 24 =
63
574 + 236 =
810
Douglas collected 374 stickers and Henry collected 158 stickers. How many stickers did they collect in all?
532 stickers
7+7
14
Find the missing number 600 + ____ + 4 = 684
80
48 + 17 =
65
689 + 121 =
810
Jasmin read 459 pages this month and Liliana read 486 pages. How many pages did they read in all?
945 pages