ANSWER: 17.6 STEP BY STEP EXPLANATION: 1. How many times does 70 go into 123? 1 time. 2. 123 -70 is 53 3. Bring the two down; making it 532 4. 70 goes into 532 seven times 5. 532-490= 42 6. Put a decimal after the 17 7. Bring down a zero 8.70 goes into 420 six times 9. Your answer is 17.6