Question
Divide Decimals Find the quotient. 2) 3) 7.4longdiv (27.9) 5.5longdiv (39.6) 9.8longdiv (45.5) 3.6longdiv (7.2) 3.4longdiv (26.4) 2.4longdiv (84.5) 5.5longdiv (59.1) 4.4longdiv (90.7) 10) 8.0longdiv (9.0) 6.6longdiv (72.9) 7.0longdiv (1.7) 7.7longdiv (20.5)
Solution
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AlexanderElite · Tutor for 8 years
Answer
1) **$7.4\longdiv {27.9}$**<br /><br />* Move the decimal one place to the right in both the divisor and dividend: $74\longdiv {279}$<br />* Perform the division: $279 \div 74 \approx 3.77$<br /><br />2) **$5.5\longdiv {39.6}$**<br /><br />* Move the decimal one place to the right: $55\longdiv {396}$<br />* Perform the division: $396 \div 55 = 7.2$<br /><br />3) **$9.8\longdiv {45.5}$**<br /><br />* Move the decimal one place to the right: $98\longdiv {455}$<br />* Perform the division: $455 \div 98 \approx 4.64$<br /><br />4) **$3.6\longdiv {7.2}$**<br /><br />* Move the decimal one place to the right: $36\longdiv {72}$<br />* Perform the division: $72 \div 36 = 2$<br /><br />5) **$3.4\longdiv {26.4}$**<br /><br />* Move the decimal one place to the right: $34\longdiv {264}$<br />* Perform the division: $264 \div 34 \approx 7.76$ (Rounding might be needed depending on the required precision)<br /><br />6) **$2.4\longdiv {84.5}$**<br /><br />* Move the decimal one place to the right: $24\longdiv {845}$<br />* Perform the division: $845 \div 24 \approx 35.21$<br /><br />7) **$5.5\longdiv {59.1}$**<br /><br />* Move the decimal one place to the right: $55\longdiv {591}$<br />* Perform the division: $591 \div 55 \approx 10.75$<br /><br />8) **$4.4\longdiv {90.7}$**<br /><br />* Move the decimal one place to the right: $44\longdiv {907}$<br />* Perform the division: $907 \div 44 \approx 20.61$<br /><br />9) **$8.0\longdiv {9.0}$**<br /><br />* Move the decimal one place to the right: $80\longdiv {90}$<br />* Perform the division: $90 \div 80 = 1.125$<br /><br />10) **$6.6\longdiv {72.9}$**<br /><br />* Move the decimal one place to the right: $66\longdiv {729}$<br />* Perform the division: $729 \div 66 \approx 11.05$<br /><br />11) **$7.0\longdiv {1.7}$**<br /><br />* Move the decimal one place to the right: $70\longdiv {17}$<br />* Perform the division: $17 \div 70 \approx 0.24$<br /><br />12) **$7.7\longdiv {20.5}$**<br /><br />* Move the decimal one place to the right: $77\longdiv {205}$<br />* Perform the division: $205 \div 77 \approx 2.66$<br />
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