10 more than 78
87
10 less than 644
634
100 more than 100
200
100 less than 999
899
You have to use subtraction regrouping
414
- 205
_____
209
10 more then 235
245
10 less than 12
2
100 more than 7892
7992
100 less than 280
180
You have to add and carry over some numbers.
892
+119
_____
1011
10 more than 895
905
10 less than 888
878
100 more than 295
395
100 less than 631
531
What are the missing number in the skip counting pattern?
4, 8, __, 16, __, ___, 28
12, 20, 24
587
+ 10
_____
597
391
- 10
______
381
923
+ 100
_______
1023
478
- 100
_______
378
Write the number 679 in expanded form.
600+70+9= 679
793 plus 10
803
420 minus 10
410
895 plus 100
995
913 minus 100
813
Using addition strategies with place value to solve.
235+678=
200 + 600= 800
30 + 70 = 100
8 + 5 = 13
______________
913 should be your answer