Grade 7 Math · The Number System

Divide signed rational numbers

Divide the signed rational numbers. Enter the exact simplified value.

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What you’ll learn

Divide the signed rational numbers. Enter the exact simplified value.

Key idea

Division by a nonzero rational is multiplication by its reciprocal; zero divided by any nonzero number is zero.

Worked example

Divide the signed rational numbers. Enter the exact simplified value.

7/8 ÷ 1

  1. Keep 7/8 and multiply by the reciprocal 1.
  2. Determine the sign and simplify the product to 7/8.

Answer: 7/8

Quick Check

Analyze the proposed student response. Choose Correct or Incorrect.

(-3) ÷ (-1/5) Student response: 15

Choose one answer

Show a hint

Keep the first fraction, change division to multiplication, and use the nonzero divisor's reciprocal.