<span>2т 4ц 3кг-19ц 75кг</span>
<span> </span>
<span>1 т=1 000 кг</span>
<span>1 ц=100 кг</span>
<span> </span>
<span>2т 4ц 3кг=2 000кг+400кг+3кг=2 403кг</span>
<span>19ц 75кг=1 900кг+75кг=1 975кг</span>
<span> </span>
<span>2т 4ц 3кг-19ц 75кг=2 403кг-1 975кг=428кг=</span><span><span>4ц 28кг</span></span>
<span>=========================================================
5ц 37кг+3т 7ц 68кг</span>
<span> </span>
<span>1 т=1 000 кг</span>
<span>1 ц=100 кг</span>
<span> </span>
<span>5ц 37кг=500кг+37кг=537кг</span>
<span>3т 7ц 68кг=3 000кг+700кг+68кг=3 768кг</span>
<span> </span>
<span>5ц 37кг+3т 7ц 68кг=537кг+3 768кг=4 305кг=</span><span><span><span>4т 3ц 5кг</span></span></span>
<span>========================================================</span>
<span>3кг 716г+2кг 96г</span>
<span> </span>
<span>1 кг=1 000 г</span>
<span> </span>
<span>3кг 716г=3 000г+716г=3 716г</span>
<span>2кг 96г=2 000г+96г=2 096г</span>
<span> </span>
<span>3кг 716г+2кг 96г=3 716г+2 096г=5 812г=</span><span><span><span>5кг 812г</span></span></span><span>
========================================================
8кг-3кг 9г</span>
<span> </span>
<span>1 кг=1 000 г</span>
<span> </span>
<span>8кг=8 000г</span>
<span>3кг 9г=3 000г+9г=3 009г</span>
<span> </span>
<span>8кг-3кг 9г=8 000г-3 009г=4 991г=</span><span><span><span>4кг 991г</span></span></span>
