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chapter5.2b
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à 5.2 Changing a Decimal or Fraction to a Percent
äè Please change the following Decimals or Fractions to
Percents.
âSêêêêêë3
#êêêêêë Change ─ to Percent Form
ë Change .07 to Percent Formêêï8
êêêêêë 3
#ë .07è=è7%êêêï─è=è.375è=è37.5%
êêêêêë 8
éSèTo change the decimal number, .07, to Percent Form,ïyou
should move the decimal point two places to the right and add the
percent symbol (%).
êêêê .07è=è7%
êêêê 3
#è To change the fraction,ï─ , to percent form, you should first
êêêê 8
divide the "8" into the "3".
êêêêë .375
#êêêêè ┌─────
#êêêêï8 │3.000
êêêêë2 4
#êêêêë─────
êêêêê60
êêêêê56
#êêêêê───
êêêêê 40
êêêêê 40
#êêêêê ──
Next, you should change the Decimal Form, .375 , to Percent Form.
êêêê.375è=è37.5%
êêêë 3
#êêëThus,è─è=è.375è=è37.5%
êêêë 8
ï1
êêêïChange .07 to Percent Form.
ë A)ï70%êè B)ï7%êëC)ï.7%êè D)ïå
ü
êêêê .07è=è7%
ÇïB
ï2
êêêïChange .04 to Percent Form.
ë A)ï40%êè B)ï.4%êè C)ï4%êëD)ïå
ü
êêêê .04è=è4%
ÇïC
ï3
êêêïChange .78 to Percent Form.
ë A)ï7.8%êèB)ï.78%êèC)ï78%êè D)ïå
ü
êêêê .78è=è78%
ÇïC
ï4
êêêïChange .55 to Percent Form.
ë A)ï55%êè B)ï5.5%êèC)ï.055%êïD)ïå
ü
êêêê .55è=è55%
ÇïA
ï5
êêêïChange .40 to Percent Form.
ë A)ï40%êè B)ï.004%êïC)ï.4%êè D)ïå
ü
êêêê .40è=è40%
ÇïA
ï6
êêêïChange .70 to Percent Form.
ë A)ï.7%êè B)ï70%êè C)ï700%êèD)ïå
ü
êêêê .70è=è70%
ÇïB
ï7
êêêïChange 1.50 to Percent Form.
ë A)ï15%êè B)ï.15%êèC)ï150%êèD)ïå
ü
êêêê1.50è=è150%
ÇïC
ï8
êêêïChange 3.85 to Percent Form.
ë A)ï385%êèB)ï3.85%êïC)ï38.5%êïD)ïå
ü
êêêê3.85è=è385%
ÇïA
ï9
êêêïChange .085 to Percent Form.
ë A)ï.085%êïB)ï8.5%êèC)ï85%êè D)ïå
ü
êêêê.085è=è8.5%
ÇïB
ï10
êêêïChange .008 to Percent Form.
ë A)ï.08%êèB)ï8%êëC)ï.8%êè D)ïå
ü
êêêê.008è=è.8%
ÇïC
ï11êêë 3
#êêêïChangeï─ïto Percent Form.
êêêêè4
ë A)ï75%êè B)ï34%êè C)ï43%êè D)ïå
ü
êêêë3
#êêêë─è=è.75è=è75%
êêêë4
ÇïA
ï12êêë 3
#êêêïChangeï─ïto Percent Form.
êêêêè5
ë A)ï6%êëB)ï.06%êèC)ï60%êè D)ïå
ü
êêêë3
#êêêë─è=è.60è=è60%
êêêë5
ÇïC
ï13êêë 5
#êêêïChangeï─ïto Percent Form.
êêêêè8
ë A)ï62.5%êïB)ï.625%êïC)ï6.25%êïD)ïå
ü
êêêë5
#êêêë─è=è.625è=è62.5%
êêêë8
ÇïA
ï14êêë 4
#êêêïChangeï─ïto Percent Form.
êêêêè5
ë A)ï8%êëB)ï80%êè C)ï.08%êèD)ïå
ü
êêêë4
#êêêë─è=è.80è=è80%
êêêë5
ÇïB
ï15êêê1
#êêêïChange 1 ─ïto Percent Form.
êêêêè 5
ë A)ï120%êè B)ï12%êè C)ï1.2%êèD)ïå
ü
êêêï1ê6
#êêê1 ─è=è─è=è1.20è=è120%
êêêï5ê5
ÇïA
ï16êêê1
#êêêïChange 2 ─ïto Percent Form.
êêêêè 4
ë A)ï22.5%êèB)ï2.25%êïC)ï225%êèD)ïå
ü
êêêï1ê9
#êêê2 ─è=è─è=è2.25è=è225%
êêêï4ê4
ÇïC
ï17êêë 1
#êêêïChangeï─ïto Percent Form.
êêêêè3
êë 1
#ë A)ï33 ─ %êïB)ï35%êè C)ï34%êè D)ïå
êë 3
ü
êê 1êêêêêë1
#êê ─è=è.333...è=è33.33...%è=è33 ─ %
êê 3êêêêêë3
ÇïA
ï18êêë 1
#êêêïChangeï─ïto Percent Form.
êêêêè6
êêêêêêê 2
#ë A)ï15%êëB)ï18%êè C)ï16 ─ %ê D)ïå
êêêêêêê 3
ü
êê 1êêêêêë2
#êê ─è=è.166...è=è16.66...%è=è16 ─ %
êê 6êêêêêë3
ÇïC
ï19êêë 3
#êêêïChange ──ïto Percent Form.
êêêêï16
êë 1êêêêê 1
#ë A)ï18 ─ %êïB)ï18.75%ê C)ï14 ─ %ê D)ïå
êë 3êêêêê 3
ü
êê 3
#êê──è=è.1875è=è18.75%è=è18.75%
êê16
ÇïB
ï20êêë 5
#êêêïChangeï─ïto Percent Form and round answer to
the nearest tenth.êë 9
ë A)ï54.7%êèB)ï55.6%êïC)ï53.5%êïD)ïå
ü
êê 5
#êê ─è=è.5555...è=è55.55...%è=è55.6%
êê 9
ÇïB