Unit 1 Math Review

Rounding

100

Round the nearest hundreds: 928

900

200

Round to the nearest ten: 729

730

300

Round to the nearest ten thousand and hundred thousand: 372,874

370,000

400,000

400

Round to the nearest Ten and Thousands place: 729,497

729,500

729,000

500

A song is downloaded 2,653 times in one week. The next week, the song is downloaded 5,729 times. To the nearest hundred, about how many times was the song downloaded the second week?

about 5,700 times

What is the value

100

235 What is the value of the digit in the HUNDREDS place?

200

200

1,498 What is the value of the digit in the TENS place?

90

300

121, 567 What is the value of the digit in the THOUSANDS place?

1,000

400

452,789 What is the value of the digit in the HUNDRED THOUSANDS place?

400,000

500

153,532 What is the value of the digit in the TEN THOUSANDS place?

50,000

Comparing

100

Use <, >, or = to compare 34,984 and 36,892

34,984 < 36,892

200

Use <, >, or = to compare 234,753 and 234,735

234,753 > 234,735

300

Use <, >, or = to compare6 239,743 and 239,437

239,743 > 239,437

400

True or False: the value of the digit 3 in the number 73,042 is greater than in the number 29,348

True

500

Use the following digits (1,3,4,7,7) to create a number that is larger than the number 73,471.

77,341: 77,431: 77,134: 77,143: 73,741: 73,714: 74,137: 74,173: 74,317: 74,371: 74,731: 74,713

Adding

100

72,312 + 26,684

98,996

200

624,827 + 14,031

683,858

300

752,827 + 123,089

875,916

400

34,278 + 73,947 

108,225

500

83,942 + 26,684

110,626

Subtraction

100

84,743 - 31,041

53,702

200

891,678 - 31,041

860,637

300

True or False: 642,478 - 352,007 = 310,471

False

400

Julie and Amber and baking cookies. Julie baked 26,483 and Amber cooked 18,791 . How many more cookies did Julie bake than Amber?

Subtraction, 7,692 more cookies

500

53,006 - 24,924

28,082