Addition & Subtraction within 20
14+6
20
27+33
60
52-33
19
How many tens in 45
4 tens
Elliot had 34 cookies. He gives 16 cookies to Emery. How many cookies does Elliot have left?
24-16=18
13-4
9
52+29
81
80-20
60
How many ones in 98
8 ones
Gabby has 52 pencils. Aubrey has 24 pencils. How many more pencils does Gabby have than Aubrey?
52-24=28
6+7
13
39+19
58
75-64
11
What is 4 tens plus 5 tens
9 tens or 90
There are 52 birds at the park. 35 fly away. How many are left?
52-35=17
20-8
12
62+23
85
80-26
54
How many tens in 125
2 tens
There are 68 cupcakes at the bakery. They sell 32 of them, how many cupcakes are left?
68-32=36
18-9
9
77+24
101
56-16
40
How many tens and ones in 73
7 tens and 3 ones
There are 73 books in the class library. If 25 students take home 1 book, how many books are left in the library?
73-25=48 books