直接写得数。6.7+5.8=16×12.5%=7.3-3=4.5×=210÷71≈÷=2.4×0.5=0.52÷0.4=1-×=0.2：1.4=

基础巩固换一批

6.7+5.8=	16×12.5%=	7.3-3=	4.5× $\text{[math]}$ =	210÷71≈
$\text{[math]}$ ÷ $\text{[math]}$ =	2.4×0.5=	0.52÷0.4=	1- $\text{[math]}$ × $\text{[math]}$ =	0.2：1.4=

$\frac{4}{5} \times \frac{5}{16} =$	$0.3 + \frac{1}{5} =$	$32 \times 12.5 % =$	3.14×9=
8.1÷0.3=	3.14×16=	$44 \div \frac{11}{10} =$	$0 . 1^{2} =$

$0.25 - \frac{1}{6} =$	6.3+3.07=	3.2÷1%=	$1 \div \frac{1}{7} - \frac{1}{7} \div 2 =$
9-9÷12=	3³+4²=	0.24t：1.2kg=	$\frac{4}{9} \times \frac{3}{16} \div \frac{4}{9} \times 1 =$

×8＝	÷＝	×＝	1÷25%＝
$\frac{8}{9}$ ÷4＝	$\frac{5}{8}$ × $\frac{4}{15}$ ＝	$\frac{5}{7}$ ÷ $\frac{5}{2}$ ＝	2.4× $\frac{1}{3}$ ＝

1. 直接写得数。6.7+5.8=16×12.5%=7.3-3=4.5×=210÷71≈÷=2.4×0.5=0.52÷0.4=1-×=0.2：1.4=