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Find products of + and – fractions and decimals. Warm-Up. Find the value of each expression. −6(−3) −50(10) −1(−11). RULES for Multiply or Divide. ·. ·. =. +. +. =. +. +. –. –. ·. ·. –. +. =. –. –. –. =. +. Same Signs: Answer is positive.
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Warm-Up Find the value of each expression. • −6(−3) • −50(10) • −1(−11)
RULES for Multiply or Divide · · = + + = + + – – · · – + = – – – = + Same Signs: Answer is positive Different Signs: Answer is negative
Example 1 • The numbers have different signs so the answer will be negative. • Multiply. • Simplify.
Example 2 • Write as improper fractions. • Multiply. • Simplify.
Find each product. • –0.6(–0.2)
Communication Prompt Is it more difficult for you to multiply decimals or multiply fractions? Why?