Adding
Subtracting
Place Value
Rounding
Word Problems
100

235 + 12

247

100

57 - 26

31

100

149 - What number is in the ones?

9

100

Is 26 going to round up to 30 or down to 20?

30

100

Rüzgar ate 50 pizzas.  He felt sick.  Then he ate 130 more pizzas.  How many pizzas did he eat altogther?

180 pizzas

200

401 + 199

600

200

157 - 43 

114

200

465 - What place is the 4 in?

Hundreds

200

Is 42 going to round up to 50 or down to 40?

40

200

Rüzgar bought 500 hamburgers and 350 cheeseburgers.  How many more hamburgers did he buy?

150 hamburgers

300

427 + 369

796

300

192 - 84

108

300

926 - What is the value of 2?

20

300

Round 147 to the nearest 10

150

300

Rüzgar went to the shop and wanted to buy some socks.  The socks cost $40.  Rüzgar only had $26.  He was sad that he didn't have enough money.  How much more money does he need?

$14

400

200 + 450 + 307

957

400

241 - 170

71

400

What is the next number?

67  77  87  97  _____

107

400

Round 624 to the nearest 100

600

400

Rüzgar rode a donkey 150km on Saturday.  Then he rode the same donkey 395km on Sunday.  The donkey was very tired.  How many kilometers did the donkey have to walk?

545km (and now the donkey is dead.  Bad Rüzgar!)

500

85 + 185 + 285 + 385

940

500

423 - 349

74

500

What is the missing number?

491  _____  511  521 

501

500

Round 199 to the nearest 100

200

500

Rüzgar wanted to be a model in an art class.  The art teacher told Rüzgar that he would make $50 an hour.  Rüzgar found that the job was too difficult so he quit.  The art teacher refused to give him any money.  How much money did Rüzgar make?

NOTHING.

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