Addition with multiples of ten and hundred
10 + 20 =
30
26 + 13 =
39
24 - 12 =
12
56 - 32 =
34
There are 46 dogs walking in the park. 22 more dogs come into the park. How many dogs are there in total?
68 dogs
30 + 30 =
60
16 + 12 =
28
36 - 33 =
3
58 - 16 =
42
Olivia builds 43 sand castles on the beach. Everleigh builds 25 sand castles. How many sand castles do they build in all?
68 sand castles
50 + 40 =
47 + 31 =
78
58 - 42 =
16
77 - 73 =
4
A shop has 78 bikes. They sell 46 bikes. How many bikes are there?
32 bikes
150 + 30
180
174 + 22 =
196
324 - 123 =
201
149 - 38 =
There are 39 birds in a tree. 16 birds are scared away. How many birds are left in the tree?
29
200 + 70
270
236 + 112
348
569 - 436 =
133
245 - 141 =
104
Blaise collects 32 pokemon cards on Monday. On Tuesday he collects 16 more. He gives 12 pokemon cards to his friend, Martrell. How many pokemon cards does he have left after giving some to Martrell?
Blaise has 36 cards left.