Math Review!

Skip counting

100

Start at 62 skip count a 10, what's the number?

72

200

Start at 100, skip count a 10 what's the new number?

110

300

Start at 552, skip count 100 what is the new number?

652

400

Start at 98, skip count a 10. What is the new number?

108

500

Start at 150, skip count 100. What is the new number?

250

Expanded form

100

My number is 324, what is it in expanded form?

300+20+4

200

My number is 467, what is it in expanded form?

400+60+7

300

My number is 620, what is it in expanded form?

600+20+0

400

My number is 765, what is it in expanded form?

700+60+5

500

My number is 999, what is it in expanded form?

900+90+9

Finding the sum

100

390+10=?

400

200

229+100=?

329

Only the 100's digit changes 

300

516+10=?

526

Only the 10's place value changed 

400

403+100=?

503

Only the 100's place value changed 

500

817+10=?

827

Only the 10's place value changed

Find the difference

100

320-10=?

310

200

418-10=?

408

300

320-100=?

220

Only the 100's place value changed 

400

602-100=?

502

500

714-100=?

614

Money

100

I have two nickels and one dime, how many cents do I have?

20 cents 

200

I have one quarter, one nickel, and one dime. How many cents do I have?

40 cents 

300

I have two quarters, and one dime. How many cents do I have?

60 cents

400

I have 30 cents and my friend has 45 cents. How much more money does my friend have?

15 cents

500

I have 70 cents cents and my friend has 40 cents. How much more money do I have than my friend?

30 cents