五年级数学单元三-钱币

RM329 + RM287 $\times$ 3 =

RM345.70  $\times$  5 + RM549.60 =

7  $\times$  (RM178.55 + RM209.80) =

RM169  $\times$  8 - RM456 =

RM6 423.50 + RM259.85  $\times$ 4 =

(RM4 578 - RM698)   $\times$  3 =

RM1 296 + RM488  $\div$  8 =

RM3 642  $\div$  6 + RM544.90 =

(RM174 + RM678.35)  $\div$  5 =

(RM6 578 - RM664.40)  $\div$  4 =