Expanded Form
100+210
100+00+0=
200+10+0=
300+10+0=310
Katie has 100 buttons. Her sister gave her 215 more buttons. How many buttons does she have altogether?
315 Buttons
300+175
475
200+500
700
135+270=
100+30+5
200+70+0
300+100+5=405
Steve has 430 plant seeds. He buys 260 more. How many seeds does Steve have now?
690 Seeds
560+100
760
250+550
800
354+289=
300+50+4
200+80+9
500+130+13=643
Kelly has 397 pencils. Her friend has 415 pencils. How many pencils do they have althogether?
812 Pencils
767+125
892
545+356
901
499+378
400+90+9
300+70+8
700+160+17=877
Ryan has $697 in his bank account. He got $250 for his birthday. How much money does he have now?
$947
479+253
732
668+297=
965
679+199=
600+70+9
100+90+9
700+160+18=878
A family saved $739 for vacation. They got another $185 for the holidays. How much money do they have for vacation now?
$924
786+214
994
757+233=
990