2nd Grade Review

Time

100

How many seconds are in a minute?

60

200

How many minutes are in an hour?

60

300

If there is 60 minutes, in an hour - how many minutes are in 2 hours?

120

400

How many minutes are in a HALF HOUR?

30

Addition Regrouping

100

123 + 187

310

200

566 + 178

744

300

819 + 191

1,010

400

525 + 186

711

Subtraction Regrouping

100

817 - 108

109

200

564 - 155

409

300

981 - 162

819

400

643 - 177

166

100 more/100 less

100

What is 100 more than 501?

601

200

What is 100 less than 501?

401

300

What is 100 more than 199?

299

400

What is 100 less than 199?

99

Missing Number

100

___ + 21 = 33

12

200

35 + ___ = 99

64

300

__ - 45 = 56

101

400

99 - __ = 67

32