Add 100
100 + 100 =
200
200 - 100 =
100
100 + 200 = 300
True
Gabby has 3 dogs and 8 cats. How many pets does Gabby have?
11 pets
5 ____ 5 = 10
+ (addition)
2 hundreds + 5 hundreds =
7 hundreds or 700
6 hundreds - 3 hundreds =
3 hundreds or 300
5 hundreds - 1 hundred = 6 hundreds
False
Jared had 67 marbles in his pocket. He moved 13 marbles to a box. How many marbles were left in his pocket?
54 marbles
76 ___ 41 = 35
- (subtraction)
650 + 150 =
800
6 hundreds 5 tens - 2 hundreds =
4 hundreds 5 tens or 450
500 + 200 = 520
False
Syabil fish tank has 100 goldfish and some silverfish. In all, there are 250 fish in the tank. How many silverfish does Syabil have?
150 silverfish
100 ___ 250 = 350
+ (addition)
7 hundreds 5 tens + 1 hundred 5 tens =
9 hundreds or 900
750 - 250 =
500
250+100-100= 250
True
Julia had 110 stuffed animals in her room. Yesterday, her mom bought 9 more. However, Julia did not like two of them, so she gave 2 stuffed animals to her sister. How many stuffed animals does Julia have now?
117 stuffed animals
125 ___ 125 = 0
- (subtraction)
260 + 540 =
800
630 - 150 =
480
123 + 330 = 453
True
These were the soccer teams and the total points they scored this season.
Yellow team: 29
Green team: 76
Blue team: 41
How many points did they score together?
146
150 ___ 200 ___ 100 = 250
+ (addition) then - (subtraction)