Use your calculator:
145+210
355
10 coins
Count by 2's
26, 28 ___, ___, 34
30, 32
___ numbers tell how many.
cardinal
3 tens and 0 ones.
What is the number?
30
1,256 + 458
1714
I have 5 caps and my brother has 8 caps. How many caps do we have altogether?
13 caps
Count by 5's
10, 15, __. ___
20, 25
___ numbers tell position.
ordinal
5 hundreds, 4 tens and 1 one
541
2,456-125
2331
We had 7 slices of pizza but they we ate 3 slices. How many slices of pizza do we have left?
4 slices
Count by 3's
3, ___, 9, ___
6,9,12
4 thousands, 5 hundreds, 8 tens and 7 ones
4,587
523-5
518
There were 8 pencils in the cup but then 6 of them broke. How many pencils are left?
2 pencils
Count by 10's
10, __, ___, ___, 50
20, 30, 40