Unit Review: Decimal place value & rounding

L.1Write the value of the underlined digit as a decimal.

1. 1
   $68.99\underline{5}$ 
2. 2
   $79.1\underline{4}5$ 

L.2Fill in each box.

1. 3
   In $\underline{5}.4\underline{5}1$, the first $5$ is worth ​ times as much as the second $5$.
2. 4
   In $8.\underline{6}2\underline{6}$, the first $6$ is worth ​ times as much as the second $6$.

L.3Write each decimal in the form asked for.

1. 5
   Write in words: $55.419$
2. 6
   Write in words: $96.796$

L.4Write each number in the form asked for.

1. 7
   Write in standard form: $60+7+0.2+0.01+0.001$

L.4Write each number in the form asked for. (continued)

1. 8
   Write in expanded form: $94.059$

L.5L.6Write >, <, or = in each circle.

1. 9
   $12.266$$12.948$
2. 10
   $20.798$$20.213$
3. 11
   $\frac{3}{4}$$0.9$
4. 12
   $0.2$$\frac{3}{20}$

L.7Write the numbers in the order shown.

1. 13
   Greatest to least: $3.8$; $3.038$; $3.83$; $3.3$
2. 14
   Least to greatest: $2.26$; $2.626$; $2.026$; $2.2$

L.8Round each number.

1. 15
   Round $94.17$ to the nearest whole number.

L.8L.9L.10L.11Round each number. (continued)

1. 16
   Round $87.3$ to the nearest whole number.
2. 17
   Round $5.22$ to the nearest tenth.
3. 18
   Round $16.994$ to the nearest tenth.
4. 19
   Round $35.698$ to the nearest hundredth.
5. 20
   Round $0.541$ to the nearest hundredth.
6. 21
   Round $42.19$ to the nearest tenth.
7. 22
   Round $23.09$ to the nearest tenth.

L.1Value of a Decimal Digit

1. 10.005
2. 20.04

L.2Relationships Between Decimal Place Values

1. 3100
2. 4100

L.3Read & Write Decimals

1. 5fifty-five and four hundred nineteen thousandths
2. 6ninety-six and seven hundred ninety-six thousandths

L.4Decimals in Expanded Form

1. 7$67.211$
2. 8$90+4+0.05+0.009$

L.5L.6Write >, <, or = in each circle.

1. 9<
2. 10>
3. 11<
4. 12>

L.7Order Decimals

1. 13$3.83$ > $3.8$ > $3.3$ > $3.038$
2. 14$2.026$ < $2.2$ < $2.26$ < $2.626$

L.8L.9Round each number.

1. 1594
2. 1687
3. 175.2

L.9L.10L.11Round each number. (continued)

1. 1817.0
2. 1935.70
3. 200.54
4. 2142.2
5. 2223.1