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4-1 Estimating with Fractions 4-2 Adding and Subtracting Fractions

Warm Ups. Preview. 4-1 Estimating with Fractions 4-2 Adding and Subtracting Fractions 4-3 Adding and Subtracting Mixed Numbers 4-4 Multiplying Fractions and Mixed Numbers 4-5 Dividing Fractions and Mixed Numbers 4-6 Solving Equations Containing Fractions

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4-1 Estimating with Fractions 4-2 Adding and Subtracting Fractions

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  1. Warm Ups Preview 4-1 Estimating with Fractions 4-2 Adding and Subtracting Fractions 4-3 Adding and Subtracting Mixed Numbers 4-4 Multiplying Fractions and Mixed Numbers 4-5 Dividing Fractions and Mixed Numbers 4-6 Solving Equations Containing Fractions 4-7 Adding, Subtracting, and Multiplying Decimals 4-8 Dividing Decimals 4-9 Metric Measurements 4-10 Solving Equations Containing Decimals

  2. 4-1 Estimating with Fractions Warm Up Solve. x = 24.6 1. 5.2x = 127.92 x t 4.1 2. = 64.2 x = 263.22 x 15.1 x = 39.26 3. 2.6 =

  3. 4-2Adding and Subtracting Fractions Warm Up Find the LCM for each set of numbers. 1.8 and 12 2. 12 and 18 3. 10 and 12 4. 12 and 24 24 36 60 24

  4. 4-3Adding and Subtracting Mixed Numbers Warm Up Add or subtract. 1. 2. 3. . 4. 7 8 1 3 7 12 1 5

  5. 4-4Multiplying Fractions and Mixed Numbers Warm Up What is of each of the following? 1. 24 2. 16 3. 30 4. 28 1 2 12 8 14 15

  6. 25 77 7 7 18 20 8 5 or 1 27 2 20 or 15 5 1 or 3 8 4-5Dividing Fractions and Mixed Numbers Warm Up Multiply. 1. 2. 3. 4.

  7. 4-6Solving Equations Containing Fractions Warm Up Solve. 1.x – 16 = 8 2. 7a = 35 3. 4.y + 21 = 31 x = 24 a = 5 x 12 x = 132 = 11 y = 10

  8. 4-7Adding, Subtracting, and Multiplying Decimals Warm Up Estimate by rounding to the nearest integer. 1.3.62 + 4.1 2. 8.23 – 7.47 3. 8.52 – 3.16 4. 5.826 + 11.729 Multiply. 8 1 6 18 5. 842  76 63,992 6.1,240  83 102,920 7. 821  712 584,552 8. 302  15 4,530

  9. 4-8Dividing Decimals Warm Up Divide. 1.24.5 ÷ 7 2. 50.4 ÷ 6 3. 19.2 ÷ (–2) 4. 128.1 ÷ 21 3.5 8.4 –9.6 6.1

  10. 4-9Metric Measurements Warm Up Find each value. 1. 1022. 104 3. 10024. 1003 100 10,000 10,000 1,000,000

  11. w 5 4-10Solving Equations Containing Decimals Warm Up Solve. 1.x – 17 = 32 2.y + 11 = 41 3. = 18 4. 12x = 108 5.x – 9 = 20 x = 49 y = 30 w = 90 x = 9 x = 29

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