Three Digit Addition

644 + 728 = _____

• 1,372

• 1,472

• 1,272

• 1,000

Mark has 651 marbles. Tucker has 219 marbles. How many do they have in all?

• 795

• 891

• 786

• 870

James have 90 marshmallows in the jar. He adds 382 more. How many marshmallows are now in the jar? 

• 472

• 289

• 340

• 198

^{Clara has 257 books on her bookshelf.  She finds 172 more books at a local thrift store.  How many books does she have altogether?}

• 342

• 329

• 429

• 419

679

+56

• 61215

• 635

• 4635

• 345

• 735

936 + 112 = 

• 1,058

• 958

• 948

• 1,048

Juan has 253 marbles. Ella has 38 more marbles than Juan. How many marbles does Ella have? Ella has _____ marbles.

379 + 802 = ______

• 2,000

• 1,191

• 1,181

• 0

There are two boxes of crayons. There are 138 crayons in the first box and 309 crayons in the second box. Manuel estimates that there are about 700 crayons altogether. Do you agree? Why?

• Yes, because 100+700=800

• No because 138+309=447

• No, because 100+300=400

There are 555 students at Rescue Elementary. There are 466 students at Jackson Elementary. How many students are at the two schools altogether?

• 121

• 89

• 1021

• 1022