Unit 4 Review

Addition

100

142+250

392

200

367+458

825

300

498+523

1,021

400

1,234+567

1,801

500

72,465+4,532

76,997

Subtraction

100

576-432

144

200

672-563

109

300

921-584

337

400

1,234-567

667

500

9,432-598

8,834

Word Problems

100

Mrs. Birkholz is planting a garden. She plants 8 seeds in 4 rows. How many seeds did she plant?

32 seeds

200

Daniel is sorting his Pokemon cards. He places his 72 cards into 9 equal piles. How many piles does Daniel make? 

8 piles. 

300

The PAW awards store has 6,031 erasers. 2,620 are red and the rest are green. How many are green? 

3,411 erasers

400

Hadley has 624 pens. She gives 132 of them to Sophia. Then Maddie gives her 273 pens. How many pens does Hadley have now? 

765 pens

500

Liam is making 32 treat bags for a party. He wants to put four chocolates in each bag. How many chocolates does Liam need? 

128 chocolates 

Multiplication

100

9x9

81

200

21x3

63

300

87x9

783

400

94x8

752

500

142x8

1,136

Rounding

100

Round 327 to the nearest hundred. 

300

200

Round 327 to the nearest ten. 

330

300

Which digit is in the thousands place in the number 97,345?

7

400

Round 307,261 to the nearest thousand. 

307,000.

500

Round 67,098 to the nearest hundred thousand. 

100,000