Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
The following rule applies for multiplication and division:<br />
The LEAST number of significant figures in any number of the problem determines the number of<br />
significant figures in the answer.<br />
This means you MUST know how to recognize significant figures in order to use this rule.<br />
Solve the Problems and Round Accordingly...<br />
1) 0.6 x 65.0 x 602 = __________ 20000<br />
23478<br />
2) 720 ÷ 7.7 = __________<br />
94<br />
3) 929 x 0.3 = __________ 300<br />
93.59649351<br />
278.7<br />
4) 300 ÷ 44.31 = __________ 7<br />
5) 608 ÷ 9.8 = __________ 62<br />
6) 0.06 x 0.079 = __________ .005<br />
6.770480704<br />
62.0408163<br />
.00474<br />
7) 0.008 x 72.91 x 7000 = __________<br />
4000<br />
4082.96<br />
8) 73.94 x 67 x 780 = __________<br />
3900000 3864104.4<br />
9) 0.62 x 0.097 x 40 = __________<br />
2.4<br />
3000000<br />
10) 600 x 10 x 5030 = __________<br />
2.4056<br />
30180000<br />
11) 5200 ÷ 4.46 = __________<br />
1170<br />
1165.9192825112<br />
12) 0.0052 x 0.4 x 107 = __________<br />
0.02<br />
0.02256<br />
0.049<br />
13) 0.099 x 8.8 = __________<br />
14) 0.0095 x 5.2 = __________<br />
0.049<br />
15) 8000 ÷ 4.62 = __________<br />
2000<br />
0.0494<br />
0.0494<br />
1731.6017316017<br />
16) 0.6 x 0.8 = __________<br />
0.5<br />
0.48<br />
17) 2.84 x 0.66 = __________<br />
1.9<br />
18) 0.5 x 0.09 = __________<br />
0.05<br />
1.8744<br />
0.045<br />
19) 8100 ÷ 34.84 = __________<br />
230<br />
232.4913892078<br />
20) 8.24 x 6.9 x 8100 = __________<br />
46000<br />
460533.6<br />
25