Math unit 3 review

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100

100, 110, _____, _____

120, 130

200

235, ____, 245, _____

240, 250

300

121, 221, _____, _____, _____

321, 421, 521

400

_____, 456, _____, 436

466, 446

500

435, ____, 425, _____, _____

430, 420, 415

SUMbody once told me

100

102+354=

456

200

345+127=

472

300

481+232=

713

400

699+251=

950

500

387+478=

865

Alligator, alligator < >

100

134 ____ 140

134 < 140

200

654 ____ 644

654 > 644

300

323 ____ 323

323 = 323

400

True or false

345 < 354

True

500

two hundreds 3 tens ______ two hundreds 3 ones

two hundreds 3 tens > two hundreds 3 ones

Re-write that number

100

What is 231 in expanded form?

___+____+____

200+30+1

200

Put this number into standard form: 

300+40+7

347

300

Put this number into expanded form:

607

600+ 7

400

Write this number as standard form: 

700+50+2

752

500

Write this number in expanded form: 

three-hundred forty-six

300+40+6

Make a difference (subtraction)

100

523-202=

321

200

735-314=

421

300

322-106=

216

400

600-234=

366

500

800-363=

437