= 3 5 = Step 1: Divide the numerator by the denominator to get a decimal.

Transcription

1 Mixed Numbers Decimals Changing A MIXED NUMBER TO A DECIMAL: Step 1: Divide the numerator by the denominator to get a decimal. whole number numerator denominator numerator denominator decimal 5 Step 2: To divide, add a decimal point and two zeros after the numerator. denominator numerator Step 3: Divide. Add more zeros after the decimal point if necessary. Round the decimal to the nearest hundredths place Step 4: Write the decimal Step 5: Place the whole number to the left of the decimal point Change the s to decimals. The first one is done for you numerator denominator decimal Remedia Publications 33 Drill & Practice: Decimals 1

2 Change the s to decimals. The first one is done for you. to a decimal Drill & Practice: Decimals 1 34 Remedia Publications

3 Trina had a lot of leftovers from her birthday party. Look at each food item. Write the fraction that represents the remaining food. Then change the fraction to a decimal. Round to the nearest thousandths place. 1. How much cake was left? to a decimal 3. How many 6-packs of soda were left? 2. How many vegetable platters were left? 4. How much pizza was left? Remedia Publications 35 Drill & Practice: Decimals 1

4 Change the s to decimals. Round to the nearest hundredths place. The first one is done for you. to a decimal Drill & Practice: Decimals 1 36 Remedia Publications

5 Decimals Mixed Numbers Changing A DECIMAL TO A Step 1: Write the decimal as a number word. Step 2: Write the decimal as a fraction with a denominator that has the same place value as the decimal. 4.5 four and five tenths 5 Step 3: Place the whole number to the left of the fraction. 4 5 Change the decimals to fractions. First, write the number word for each decimal in the space provided. Then, write the fraction. The first one is done for you eight and fifty-five hundredths Remedia Publications 37 Drill & Practice: Decimals 1

6 Change the decimals to fractions. First, write the number word for each decimal in the space provided. Then, write the fraction. decimal to a Drill & Practice: Decimals 1 38 Remedia Publications

7 Change the decimals to fractions. First, write the number word for each decimal in the space provided. Then, write the fraction. decimal to a Remedia Publications 39 Drill & Practice: Decimals 1

8 Draw a straight line to connect each decimal to its decimal to a Your lines created 4 enclosed figures. Write the letters that are inside the enclosed figures in order from top to bottom on the lines below to finish the sentence. With an estimated surface temperature of 864 F, the hottest planet in the solar system is Drill & Practice: Decimals 1 40 Remedia Publications

9 Pop s Pizza Parlor sells pizza by the slice. Look at each pizza. Write the that represents the remaining pizza slices. Then change the to a decimal. Round to the nearest thousandths place decimal to a Remedia Publications 41 Drill & Practice: Decimals 1

10 Change the s to decimals. Round to the nearest hundredths place. Then color the squares that have the correct answers to help Martin the monkey get back to the zoo. decimal to a Start Here Drill & Practice: Decimals 1 42 Remedia Publications

11 Complete the chart. decimal to a Decimal Fraction Number Word two and five tenths six and forty-five thousandths twenty-one hundredths eighty-seven thousandths three and six hundredths seventy-six and forty-four thousandths 14. fourteen and two tenths Remedia Publications 43 Drill & Practice: Decimals 1

12 1. In the number , the 0 is in the place. thousandths hundredths tenths ones Post-Test 7. Round to the nearest hundredths place In the number 3.049, the 9 is in the place. thousandths hundredths tenths ones 3. What is the number word for 4.36? four and thirty-six thousandths four hundred thirty-six hundredths four and thirty-six tenths four and thirty-six hundredths > True False 5. Which of the following sets of numbers is in numerical order? 20.19, 20.76, 21.32, , 20.19, 21.07, , 20.76, 21.07, , 21.07, 20.76, Which decimal equals 7/1 7.? Round 2.08 to the nearest tenths place Which decimal equals 7-26/? What is the decimal for one and nine hundredths? < True False 12. What is the number word for 12.9? twelve and nine thousandths two and nine tenths twelve ones and nine hundredths twelve and nine tenths Drill & Practice: Decimals 1 44 Remedia Publications

13 PG 1 PG 2 PG 3 PG 4 Pre-Test 1) ones, tenths, hundredths 2) tens, hundredths, thousands 3) 0.81, 0.04, ) 0.3, 0.9, ) nine hundredths, thirty-five hundredths, ninety-eight hundredths 6) >, >, < See page 46 for answers. See page 46 for answers. 2) nine thousandths 3) four tenths 4) six ones 5) seven thousandths 6) five tenths 7) seven tens 8) nine thousandths 9) nine tenths ) zero tenths 11) nine ones 12) two tenths 13) one thousandth 14) three hundredths PG 5 1) 3.4 2) ) ) ).25 6) 9.6 7) ) ) ) 0.09 PG 6 1) hundreds: 4 tens: 2 ones: 3 tenths: 0 hundredths: 1 thousandths: 9 four hundred twenty-three and nineteen thousandths 2) hundreds: 5 tens: 1 ones: 4 tenths: 6 hundredths: 7 thousandths: 2 five hundred fourteen and six hundred seventy-two thousandths PG 7 PG 8 PG 9 See page 46 for answers. 1) one hundred seventy-nine thousandths 2) eighteen thousandths 3) six hundred five thousandths 4) three and two hundred seventeen thousandths 5) one and six hundred twelve thousandths 6) sixteen and five hundred one thousandths 7) three and two hundred forty-one thousandths 8) six hundred forty-three thousandths Across: 2) eighteen 4) eleven 6) thirteen 7) hundredths 8) seven ) tenths Down: 1) and 3) twenty-five 5) thousandths 9) one PG 2) 5.8 3) ) ) ) 0.07 PG 11 2) ) ) PG 12 5) ) ) ) ) 3.28 ) ) ) ) ) 3, See page 46 for answers. PG 13 1) 4.5 2) ) ) ) ) ) ) ) ) ) ) ) ) PG 15 See page 46 for answers. PG 16 1) > 2) < 3) 4) > 5) 6) < 7) > 8) < 9) < ) < 11) 12) > 13) > 14) < 15) > 16) < 17) > 18) < 19) > 20) < 21) < 22) < 23) < 24) > PG 17 1) < 2) > 3) < 4) 5) < 6) < 7) > 8) 9) > ) < Mr. Barrett s Class PG 18 1) 11, 11.35, 12.15, 12.31, 12.35, 12.49, ) 3.99, 4.02, 4.12, 4.37, ) 94, 95.33, , , 96.16, , PG 19 See page 46 for answers. PG 20 1) 5.4 2) 7.9 3) 2.3 4) 1.7 5) 4.2 6) 3.6 7) 9.4 8) 4.2 9) 1.7 ) ) ) 2.5 PG , 2.23, ; 3.63, 3.55, ; 9.73, ; 6.46, ; ; PG 22 1) ) ) ) ) ) ) ) ) 7.21 ) ) ) ) ) ) ) 3.57 PG 23 See page 46 for answers. PG 24 2) ) ) ) ) 0.13 PG 25 2) 0.4 3) 0.5 4) 0.9 5) 0.3 6) 0.8 7) 0.2 8) ) 0.12 ) ) ) ) ) 0.24 PG 26 1) 5/12, ) 2/, ) 1/6, ) 3/7, ) 4/8, ) 2/5, PG 27 2) ) ) ) ) ) ) ) 0.33 ) 0.50 Answer Key 11) ) ) ) 0.04 PG 28 1) 9/, 0.9 2) 7/, 0.7 3) 4/, 0.4 4) 5/, 0.5 5) 3/, 0.3 PG 29 2) ninety-one hundredths 91/ 3) forty-four hundredths 44/ 4) fifty-eight hundredths 58/ 5) twenty-seven hundredths 27/ PG 30 2) thirty-one thousandths 31/ 3) nine hundredths 9/ 4) eight tenths 8/ 5) two hundred ninetythree thousandths 293/ 6) one hundred eighteen thousandths 118/ 7) sixteen thousandths 16/ PG 31 1) 9/ 2) 25/ 3) 41/ 4) 19/ 5) 39/ 6) 86/ 7) 118/ 8) 249/ 9) 738/ ) 188/ 11) 9/ 12) 4/ 13) 374/ 14) 441/ 15) 13/ 16) 2/ 17) 919/ 18) 846/ 19) 661/ 20) 237/ 21) 198/ 22) 11/ 23) 7/ 24) 501/ PG , 0.089, 0.085, /; 0.365, /; 0.243, /; 0.675, /; 0.406, /; 0.055, / PG 33 2) 7.5 3) 9.7 4) 5.04 PG 34 2) 1.6 3) 4.7 4) 8.2 5) 6.1 6) 9.5 7) 7.3 8) ) 2.87 ) ) ) ) ) 5.11 PG 35 1) 1-2/6, ) 3-2/4, ) 2-3/6, ) 1-7/12, PG 36 2) ) ) ) ) ) ) ) 5.84 ) ) ) ) ) 3.49 Remedia Publications 45 Drill & Practice: Decimals 1 PG 37 2) one and ninety-one hundredths 1-91/ 3) two and thirty-four hundredths 2-34/ 4) four and eighty-six hundredths 4-86/

14 whole number decimal point decimal numbers Drill & Practice: Decimals (Book 1) 2 Remedia Publications Remedia Publications 3 Drill & Practice: Decimals (Book 1) Remedia Publications 7 Drill & Practice: Decimals (Book 1) Drill & Practice: Decimals (Book 1) 12 Remedia Publications ones and tenths hundredths thousandths ones and tenths hundredths thousandths ones and tenths hundredths thousandths ones and tenths hundredths thousandths ones and tenths hundredths thousandths ones and tenths hundredths thousandths Remedia Publications 15 Drill & Practice: Decimals (Book 1) Remedia Publications 19 Drill & Practice: Decimals (Book 1) Remedia Publications 23 Drill & Practice: Decimals 1 Drill & Practice: Decimals (Book 1) 40 Remedia Publications Answer Key PG 38 1) seven and six tenths 7-6/ 2) one and nine hundredths 1-9/ 3) six and two hundred twenty-nine thousandths 6-229/ 4) nine and eight-three thousandths 9-83/ 5) seven and fifteen hundredths 7-15/ 6) two and seventytwo thousandths 2-72/ 7) twelve and two hundredths 12-2/ PG 39 PG 40 1) six and thirty-one hundredths 6-31/ 2) ninety-nine and six hundredths 99-6/ 3) three and sixty-seven hundredths 3-67/ 4) four and two hundred fifty-three thousandths 4-253/ 5) fifteen and seven tenths 15-7/ 6) two and two tenths 2-2/ 7) ten and fifty-six hundredths -56/ See answers at right. PG 41 1) 3-7/12, ) 2-4/, ) 1-2/6, ) 1-4/7, ) 5-5/8, ) 1-2/5, PG 42 1) ) ) ) ) ) ) ) ) 2.01 ) ) ) ) ) ) ) 4.94 PG 43 PG 44 1) 2-5/ 2) 6.19, six and nineteen hundredths 3) 6.045, 6-45/ 4) 6/, six thousandths 5) 0.21, 21/ 6).3, ten and three tenths 7) 2-46/, two and fortysix hundredths 8) 0.087, 87/ 9) 5.317, five and three hundred seventeen thousandths ) 1-8/, one and eight hundredths 11) 3.06, 3-6/ 12) 88.01, eighty-eight and one hundredth 13) , 76-44/ 14) 14.2, 14-2/ 15) 2-359/, two and three hundred fifty-nine thousandths Post-Test 1) C 2) A 3) D 4) B 5) C 6) C 7) B 8) A 9) C ) D 11) A 12) D PG 2 PG 3 PG 7 PG 12 Finding the place value of a Step 1: Find the decimal point in the decimal. The decimal point is what separates the whole numbers from the decimal numbers. The whole numbers are the digits to the left of the decimal point. The decimal numbers are the digits to the right of the decimal point. Step 2: Determine the place value of each digit place value ones decimal point tenths hundredths complete the place value charts. each chart is started for you Complete the place value charts Complete the place value charts. Then write each decimal as a number word hundreds tens ones and tenths hundredths thousandths hundreds tens ones and tenths hundredths thousandths fifty-nine and two tenths hundreds tens ones and tenths hundredths thousandths one hundred one and seventeen hundredths hundreds tens ones and tenths hundredths thousandths five and sixty-four hundredths nine hundred twenty-seven thousandths hundreds tens ones and tenths hundredths thousandths seven hundred thirty-eight thousandths Draw a straight line to connect each number word to its decimal. 1. three hundred and twenty-four hundredths 2. one and eleven thousandths 3. eleven and three hundredths 4. twenty-nine and two tenths 5. forty-five and eighteen thousandths 6. eighty-eight and one hundred thirteen thousandths 7. ten and four hundredths 8. five and fifteen thousandths 9. seventeen and two hundred forty-nine thousandths. four and one hundred twenty-five thousandths Your lines created 6 enclosed figures. Write the letters that are inside the enclosed figures in order from top to bottom on the lines to finish the sentence. The oldest breed of dog is the S A L U K. I PG 15 PG 19 PG 23 PG 40 Complete the place value charts. Then use >, <, or to compare the decimals < > < < > < Complete each number sentence using the correct <, >, symbol < < > Help the mouse find his cheese. Work your way through the maze by following the decimals in order from least to greatest < < > > Start Here Round the decimal in each gray gumball to the nearest hundredths place. Shade in the connected gumball that has the correct answer Draw a straight line to connect each decimal to its Your lines created 4 enclosed figures. Write the letters that are inside the enclosed figures in order from top to bottom on the lines to finish the sentence. With an estimated surface temperature of 864 F, the hottest planet in the solar system is V E N U. S rounding Drill & Practice: Decimals 1 46 Remedia Publications