1. Translation and rotation only change the (coordinates) and (position) of the graph, but do not change the (shape) and (size) of the graph. 2. Decimal is a special kind of fraction, with one decimal place representing (a few tenths), two decimal places representing (a few percent) and three decimal places representing (a few thousandths). A chemical plant originally planned to produce 350,000 tons of chemical fertilizer in April. Results 4/7 of the planned quantity was produced in the first half of the year, and 3/5 of the planned quantity was produced in the second half. How many ten thousand tons of chemical fertilizer were produced in April? (formula) 35× (4/7+3/5-1) = 35× 6/35 = 6 (ten thousand tons)