2nd Grade Math Review

Operations

100

Is 245 even or odd?

odd

200

Give me 3 addition equations that equal 5

5+0, 4+1, 3+2

300

Is 428 even or odd

even

400

Is 500 even or odd?

even

500

Give me an equation that equals to 50?

49+1=50

25+25=50

50+0=50

etc...

Base Ten

100

What number is in the tens place? And what is the value? 451

Number: 5 Value: 50

200

Read this number in expanded form. 822

800+20+2

300

Read the number in standard form? 300+20+1

321

400

Find the sum. 22+20+30+10

82

500

Is the number greater than, less, or equal to? 465 ___ 456

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Subtraction

100

What is 30-20?

10

200

What is 53-22?

31

300

What is 16-8?

8

400

Amy has 62 makers. 12 doesn't work How many markers do work?

50 markers

500

What is 94-13?

81

Addition

100

What is 88+10?

98

200

What is 715

         +104  

819

300

What is 6+6?

12

400

What is 25+13?

38

500

What is 455+42?

497

Word Problems

100

28 puppies were playing in the grass. Some more puppies ran over there. There were 50 puppies in total. How many puppies joined?

22 puppies

200

47 second graders were playing tag. 15 of them decided to play soccer instead. How many kids were left playing tag?

31

300

45 oranges were on the table. 21 were big and the rest were small. How many oranges were small?

24 small oranges

400

There are 15 birds in an apple tree. A squirrel chase 8 away. How many birds are left in the tree?

7

500

Ali has 38 more toys than Sara. Sara has 24 toys. How many toys does Ali have?

62 toys