Adding New Way
408+102=
510
400+100= 500
0 +0= 0
8 +2= 10
2,389
Which number is in the hundreds place?
3=300
457
-399
58
Find the missing number
10,___, ____, ____, 50, 60, ____, 80
20,30,40,70
483+679=
1,162
151+235=
386
100+200=300
50+ 30= 30
1+ 5= 6
500+30+2= ?
532
932
-788
144
4, __, 12, ___, ___, ___, 28
8, 16, 20, 24
100 more than 3782
3,882
553+358=
911
500+300=800
50+ 50=100
3+ 8= 11
Write this number in expanded form.
892
800+90+2
400
- 243
157
___, 4,6,___,10
2, 8
10 less than 8923
8,913
496+376=
872
400+300=700
90+ 70= 160
6+ 6= 12
1,389
Which number is in the tens place?
8=80
92
-89
3
39, 49, 59, ___, ____, 89
69, 79
Sally had 982 stickers. She gave Mary 12 and Betty 54. How many stickers do Sally have left?
916 stickers
173+444=
617
100+400=500
70+ 40=110
3+ 4= 7
Two-hundred and seventy seven
What is the standard form for this number?
277
753
-378
375
458,558, ___, 778, ___, 998
668, 888
5 times 7 is what?
35