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4th Grade Addition
4th Grade Subtraction
Estimating/Rounding
4th Grade Subtraction 2
Word Problems
100

78+47

125

100

265 - 191

74

100

Estimate the Sum. 

2,166+8,724

2,000 + 9,000 = 11,000

100

526-89

437

100
A carnival was held on Thursday and Friday at NRG Stadium. On Thursday, 36,409 people went to the carnival. On Friday, 35,782 people went to the carnival. How many more people went to the carnival on Thursday than on Friday?

36,409 - 35,782 = 

627 more people

200

465+238

703

200

1001 - 482

519

200

Round to the nearest thousands.

24,932 =

5,314 =

20,000

5,000

200

500 - 389

111

200

Luis and Liz each rounded 635,974 to the nearest ten thousand. Luis wrote 630,000 and Liz wrote 640,000. Who is correct?

Liz

300

1,482+2,618

4,100

300

1,325 - 838

487

300

Estimate the difference.

65,242 - 21,698 =

70,000 -20,000 = 50,000

300

4,000-1,326

2,674

300

365 students ate lunch in the cafeteria today. If 182 students brought their lunch from home, how many students bought the cafeteria food?  

183 students

400

12,693 + 7,248

19,941

400
36,428 - 4,719

31,709

400

Estimate the sum. 

755 + 236 + 184 =

800 + 200 + 200 = 1,200

400

10,000 - 5,274

4,726

400

Caden made a four-digit number with a 5 in the thousands place, a 5 in the ones place, a 6 in the tens place, and a 4 in the hundreds place. What was the number?

5,465

500

45,678 + 23,487

69,165

500

657,489 - 243,647

413,842

500

Round to the nearest tens.

879 =

345 =

203 =

880

350

200

500

200,083 - 45,195

154,888

500

Round 568,987 to the nearest ten thousand.

570,000