For each expression on the left, round each factor to the nearest ten and then
multiply. Match this estimate to a number on the right.
312 64
209.93
227 76
473 37
18,400
18,600
18, 800
18,900

For each expression on the left, round each factor to the nearest ten and then multiply. Match this estimate to a number on the right. 312 64 209.93 227 76 473 class=