단위 환산 단원 종합

O.1Fill in each box. 1 ft = 12 in · 1 yd = 3 ft · 1 yd = 36 in

1. 1
   $33\text{ ft}=$ $\boxed{}\text{ yd}$
2. 2
   $3\text{ yd}=$ $\boxed{}\text{ in}$

O.2Fill in each box. 1 gal = 4 qt · 1 qt = 2 pt · 1 pt = 2 c

1. 3
   $11\text{ pt}=$ $\boxed{}\text{ c}$
2. 4
   $8\text{ c}=$ $\boxed{}\text{ pt}$

O.3Fill in each box. 1 lb = 16 oz

1. 5
   $8\text{ lb}=$ $\boxed{}\text{ oz}$
2. 6
   $192\text{ oz}=$ $\boxed{}\text{ lb}$

O.4Fill in each box. 1 ft = 12 in · 1 yd = 3 ft · 1 gal = 4 qt · 1 qt = 2 pt · 1 pt = 2 c · 1 lb = 16 oz

1. 7
   $8\text{ qt}1\text{ pt}=$ $\boxed{}\text{ pt}$
2. 8
   $4\text{ yd}31\text{ in}=$ $\boxed{}\text{ in}$

O.5Fill in each box. 1 km = 1,000 m · 1 m = 100 cm · 1 cm = 10 mm · 1 kg = 1,000 g · 1 L = 1,000 mL

1. 9
   $10\text{ cm}=$ $\boxed{}\text{ mm}$
2. 10
   $9\text{ m}=$ $\boxed{}\text{ mm}$

O.6Write >, <, or = in each circle.

1. 11
   $5\text{ cm}$$52\text{ mm}$
2. 12
   $44\text{ oz}$$3\text{ lb}$

O.7Add or subtract. Regroup when you need to. 1 ft = 12 in · 1 yd = 3 ft · 1 lb = 16 oz · 1 gal = 4 qt

1. 13
   $4\text{ yd}1\text{ ft}+7\text{ yd}1\text{ ft}=$ $\boxed{}\text{ yd}\boxed{}\text{ ft}$
2. 14
   $9\text{ yd}1\text{ ft}-7\text{ yd}2\text{ ft}=$ $\boxed{}\text{ yd}\boxed{}\text{ ft}$

O.1Customary Length: in, ft, yd

1. 111 yd
2. 2108 in

O.2Customary Capacity: c, pt, qt, gal

1. 322 c
2. 44 pt

O.3Customary Weight: oz, lb

1. 5128 oz
2. 612 lb

O.4Customary Unit Conversions

1. 717 pt
2. 8175 in

O.5Metric Units

1. 9100 mm
2. 109,000 mm

O.6Compare Measurements

1. 11<
2. 12<

O.7Add & Subtract Mixed Measures

1. 1311 yd 2 ft
2. 141 yd 2 ft